| Name | Nation | Sport | Games | Notes |
|---|
| Jorelyn Carabalí | Colombia | Football | 2024 Summer | |
| José Carabalí | Venezuela | Athletics | 2000 Summer | |
| Norfalia Carabalí | Colombia, Spain | 1988 Summer, 1992 Summer, 2000 Summer | |
| Erwin Caraballo | Venezuela | Wrestling | 2012 Summer, 2016 Summer | |
| Justo José Caraballo | Argentina | Swimming | 1932 Summer | |
| Soleymi Caraballo | Venezuela | Wrestling | 2024 Summer | |
| Nahuel Carabaña | Andorra | Athletics | 2024 Summer | |
| Constantin Carabela | Romania | Biathlon | 1964 Winter, 1968 Winter, 1972 Winter | |
| Horacio Carabelli | Uruguay | Sailing | 1988 Summer | |
| Bruno Carabetta | France | Judo | 1988 Summer, 1992 Summer | |
| Daniela Caracas | Colombia | Football | 2024 Summer | |
| Gioacchino Caracausi | Italy | Weightlifting | 1968 Summer | |
| Anaïs Caradeux | France | Freestyle skiing | 2014 Winter, 2018 Winter | |
| Germano Caraffini | Italy | Wrestling | 1960 Summer | |
| Leonida Caraiosifoglu | Romania | Athletics | 1968 Summer | |
| José de Caralt | Spain | Field hockey | 1928 Summer | |
| José María de Caralt | 1928 Summer | |
| Joseph, Prince de Caraman-Chimay | Belgium | Fencing | 1900 Summer | |
| Adrian Carambula | Italy | Beach volleyball | 2016 Summer, 2020 Summer, 2024 Summer | |
| Cesare Caramelli | Swimming | 1964 Summer | |
| Martina Caramignoli | 2020 Summer | |
| Giuseppe Carando | Rowing | 1984 Summer, 1988 Summer | |
| Gheorghe Caranfil | Romania | Fencing | 1928 Summer | |
| Nicolae Caranfil | 1928 Summer | |
| Benoît Caranobe | France | Artistic gymnastics | 2004 Summer, 2008 Summer | |
| Richard Carapaz | Ecuador | Road cycling | 2020 Summer | |
| Petrică Cărare | Romania | Wrestling | 1988 Summer, 1992 Summer | |
| Cristiano Caratti | Italy | Tennis | 1992 Summer | |
| Antonio Carattino | Sailing | 1952 Summer, 1956 Summer, 1968 Summer | |
| Domenico Carattino | 1968 Summer | |
| Giuseppe Carattino | 1952 Summer | |
| Pedro Caravana | Portugal | Judo | 1996 Summer, 2000 Summer | |
| Luciano Caravani | Italy | Athletics | 1976 Summer | |
| Marzia Caravelli | 2012 Summer, 2016 Summer | |
| Ademar Caravetti | Brazil | Football | 1964 Summer | |
| Hernán Carazo | Costa Rica | Biathlon | 1984 Winter | |
| Michael Carbajal | United States | Boxing | 1988 Summer | |
| Alfonso Carbajo | Spain | 1960 Summer | |
| Roberto Carballés Baena | Tennis | 2020 Summer | |
| Paula Carballido | Swimming | 2000 Summer | |
| Jesús Carballo | Artistic gymnastics | 1996 Summer, 2004 Summer | |
| Manuel Carballo | Athletics | 1972 Summer | |
| Manuel Carballo | Artistic gymnastics | 2008 Summer | |
| Miguel Ángel Carballo | Mexico | Rowing | 2024 Summer | |
| Rubén Carballo | Argentina | Boxing | 1984 Summer | |
| Georges Carbasse | France | Wrestling | 1972 Summer | |
| Javier Carbayeda | Spain | Road cycling | 1988 Summer | |
| Dante Carbini [ Wikidata ] | Italy | Baseball | 1996 Summer | |
| Bryan Carbis | Great Britain | Speed skating | 1984 Winter | |
| Victoria Carbó | Argentina | Field hockey | 1988 Summer | |
| Sally Carbon | Australia | 1988 Summer, 1992 Summer | |
| Théophile Carbon | France | Equestrian jumping | 1920 Summer, 1924 Summer | |
| Anastasia Carbonari | Latvia | Road cycling | 2024 Summer | |
| Lorenzo Carboncini | Italy | Rowing | 1996 Summer, 2000 Summer, 2008 Summer, 2012 Summer | |
| Alejandra Carbone | Argentina | Fencing | 1996 Summer, 2000 Summer, 2004 Summer | |
| Francesca Carbone | Italy | Athletics | 2000 Summer | |
| Alejandro Carbonell | Chile | Football | 1928 Summer | |
| Ismael Carbonell | Cuba | Rowing | 1980 Summer, 1992 Summer | |
| Loreto Carbonell | Philippines | Basketball | 1956 Summer | |
| Ona Carbonell | Spain | Artistic swimming | 2012 Summer, 2016 Summer, 2020 Summer | |
| Rafael Carbonell | Cuba | Boxing | 1964 Summer, 1968 Summer, 1972 Summer | |
| Tomás Carbonell | Spain | Tennis | 1996 Summer | |
| Eddy Carbonnelle | Belgium | Field hockey | 1960 Summer | |
| Éder Carbonera | Brazil | Volleyball | 2016 Summer | |
| Linda Carbonetto | Canada | Figure skating | 1968 Winter | |
| Gaetano Carboni | Italy | Swimming | 1972 Summer | |
| Jacques Carbonneau | Canada | Cross country skiing | 1952 Winter | |
| André Carbonnelle | Belgium | Field hockey | 1956 Summer, 1960 Summer | |
| Paul Carbutt | Great Britain | Road cycling | 1976 Summer | |
| Kenia Carcaces | Cuba | Volleyball | 2008 Summer | |
| Georges Carcagne | France | Boxing | 1928 Summer | |
| Leonardo Carcamo | Honduras | Judo | 1996 Summer | |
| Tássia Carcavalli | Brazil | Basketball | 2012 Summer | |
| Roberto Carcelen | Peru | Cross country skiing | 2010 Winter, 2014 Winter | |
| Zavirre Carcereri | Italy | Wrestling | 1912 Summer | |
| Cláudia Carceroni-Saintagne | Brazil | Road cycling | 1992 Summer, 2000 Summer | |
| Devon Card | South Africa | Water polo | 2020 Summer | |
| Ed Card | United States | Bobsleigh | 1984 Winter | |
| Kelsey Card | Athletics | 2016 Summer, 2020 Summer | |
| Ally Carda | Softball | 2020 Summer | |
| Jaroslav Cardal | Czechoslovakia | Cross country skiing | 1948 Winter, 1952 Winter, 1956 Winter | |
| Francesco Cardelli [ Wikidata ] | San Marino | Alpine skiing | 1984 Winter, 1988 Winter | |
| Marino Cardelli | 2006 Winter, 2010 Winter | |
| Alejandro Cárdenas | Mexico | Athletics | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| Alicia Cárdeñas | Volleyball | 1968 Summer | |
| Amauris Cardenas | Cuba | Handball | 2000 Summer | |
| Carlos de Cárdenas | Sailing | 1948 Summer, 1952 Summer, 1956 Summer | |
| Carlos de Cárdenas Jr. | 1948 Summer, 1952 Summer, 1960 Summer | |
| Felipe Cárdenas | Chile | Rowing | 2016 Summer | |
| Gabriela Cárdeñas | Peru | Volleyball | 1976 Summer, 1980 Summer | |
| Jorge Cárdenas | Mexico | Weightlifting | 2020 Summer | |
| Jorge de Cárdenas | Cuba | Sailing | 1952 Summer, 1956 Summer, 1960 Summer | |
| María del Carmen Cárdenas | Mexico | Athletics | 1984 Summer | |
| Oscar Cardenas | Cuba | Judo | 2008 Summer | |
| Patty Cardenas | United States | Water polo | 2008 Summer | |
| Raúl Cárdenas | Mexico | Football | 1948 Summer | |
| Regla Cárdenas | Cuba | Athletics | 1996 Summer | |
| Sonia Cárdeñas | Mexico | Artistic swimming | 1988 Summer, 1992 Summer | |
| Carlos Cardet | Cuba | Road cycling | 1976 Summer, 1980 Summer | |
| Ezio Cardi | Italy | Track cycling | 1972 Summer | |
| Jorge Cardiel | Mexico | Basketball | 1948 Summer, 1952 Summer | |
| Battista Cardinale | Italy | Wrestling | 1920 Summer | |
| Cassandra Cardinell | United States | Diving | 2004 Summer | |
| Bertrand Cardis | Switzerland | Sailing | 1984 Summer | |
| James Cardno | Great Britain | Bobsleigh | 1936 Winter | |
| Joan Cardona | Spain | Sailing | 2020 Summer | |
| Benjamín Cardona | Colombia | Football | 1980 Summer | |
| José Cardona | Mexico | Baseball | 2020 Summer | |
| Juan Carlos Cardona | Colombia | Athletics | 2004 Summer, 2008 Summer, 2012 Summer | |
| Prudencio Cardona | Boxing | 1972 Summer | |
| Reidy Cardona [ Wikidata ] | Cuba | Rowing | 2024 Summer | |
| Virginia Cardona | Spain | Volleyball | 1992 Summer | |
| Adalberto Cardoso | Brazil | Athletics | 1932 Summer | |
| Adriana Cardoso | Handball | 2020 Summer, 2024 Summer | |
| André Cardoso | Portugal | Road cycling | 2008 Summer, 2016 Summer | |
| Ângela Cardoso | Angola | Basketball | 2012 Summer | |
| Augusto Cardoso | Portugal | Athletics | 2008 Summer | |
| Daniela Cardoso | 2016 Summer | |
| Erik Cardoso | Brazil | 2024 Summer | |
| Eusebio Cardoso | Paraguay | 1976 Summer | |
| Gilberto Cardoso | Brazil | Handball | 1992 Summer | |
| Manuel Cardoso | Portugal | Artistic gymnastics | 1952 Summer | |
| Manuel Cardoso | Road cycling | 2012 Summer | |
| Moysés Cardoso | Shooting | 1936 Summer, 1948 Summer | |
| Ricardo Cardoso | Brazil | Judo | 1988 Summer | |
| Ángel Cardozo Lucena | Paraguay | Football | 2024 Summer | |
| Alisson Cardozo | Colombia | Wrestling | 2024 Summer | |
| Irismar Cardozo | Venezuela | Boxing | 2020 Summer | |
| José Cardozo | Paraguay | Football | 2004 Summer | |
| Norman Cardozo [ Wikidata ] | Nicaragua | Baseball | 1996 Summer | |
| Paola Cardullo | Italy | Volleyball | 2004 Summer, 2008 Summer | |
| John Cardwell [ Wikidata ] | United States | Wrestling | 1904 Summer | |
| Ronald Cardwell | Rowing | 1956 Summer | |
| Jacques Cardyn | Canada | Fencing | 1984 Summer | |
| Javier Careaga | Mexico | Swimming | 1988 Summer, 1992 Summer | |
| Careca | Brazil | Football | 1988 Summer | |
| Gösta Carell | Sweden | Art competitions | 1932 Summer | |
| Maurice Carême | Belgium | 1928 Summer | |
| John Carenza | United States | Football | 1972 Summer | |
| Jacques Carette | France | Athletics | 1968 Summer, 1972 Summer | |
| Patty Caretto | United States | Swimming | 1968 Summer | |
| Dillon Carew | Guyana | Boxing | 1992 Summer | |
| Gordon Carew | 1984 Summer | |
| John Carew | Sierra Leone | Athletics | 1980 Summer | |
| Mark Carew | Australia | Judo | 1980 Summer | |
| Mary Carew | United States | Athletics | 1932 Summer | |
| Patrick Conolly-Carew, 7th Baron Carew | Ireland | Equestrian eventing | 1972 Summer | |
| Tate Carew | United States | Skateboarding | 2024 Summer | |
| Alan Carey | Ireland | Canoe sprint | 1988 Summer, 1992 Summer | |
| Annabelle Carey | New Zealand | Swimming | 2004 Summer | |
| Ashley Carey | Australia | Field hockey | 1992 Summer | |
| Denis Carey | Great Britain | Athletics | 1912 Summer | |
| Jade Carey | United States | Artistic gymnastics | 2020 Summer, 2024 Summer | |
| Kenneth Carey | Sailing | 1932 Summer | |
| Lance Carey | Canada | Field hockey | 1976 Summer | |
| Michelle Carey | Ireland | Athletics | 2008 Summer, 2012 Summer | |
| Michelle Carey | Field hockey | 2020 Summer | |
| Ray Carey | United States | Swimming | 1996 Summer | |
| Rick Carey | 1984 Summer | |
| Sheila Carey | Great Britain | Athletics | 1968 Summer, 1972 Summer | |
| Fernand Carez | Belgium | Ice hockey | 1936 Winter | |
| David Cargill | Great Britain | Alpine skiing | 1980 Winter | |
| Moira Cargill | 1980 Winter | |
| Daniel Cargnin | Brazil | Judo | 2020 Summer, 2024 Summer | |
| Chris Cargo | Ireland | Field hockey | 2016 Summer | |
| Palma Čargo [ Wikidata ] | Croatia | Sailing | 2024 Summer | |
| Euda Carías | Guatemala | Taekwondo | 2004 Summer | |
| Ximena Carias | Dominican Republic | Artistic swimming | 1984 Summer | |
| Guilherme Caribé | Brazil | Swimming | 2024 Summer | |
| Sandra Cariboni | Switzerland | Figure skating | 1984 Winter | |
| Alba Caride | Spain | Rhythmic gymnastics | 1996 Summer | |
| Juan Caride | Wrestling | 1988 Summer | |
| George Caridia | Great Britain | Tennis | 1908 Summer, 1912 Summer | |
| Camille Carier Bergeron | Canada | Equestrian dressage | 2024 Summer | |
| Gregory Carigiet | Switzerland | Luge | 2014 Winter | |
| Yves Carignan | Canada | Weightlifting | 1976 Summer | |
| Silvia Carignano | Italy | Ice hockey | 2006 Winter | |
| Özlem Çarıkçıoğlu | Turkey | Alpine skiing | 2018 Winter, 2022 Winter | |
| Andrés Carillo | Cuba | Fencing | 2004 Summer | |
| Gilberto Carrillo | Boxing | 1972 Summer | |
| Gustavo Carinhas | Portugal | Fencing | 1936 Summer | |
| Angela Carini | Italy | Boxing | 2020 Summer, 2024 Summer | |
| Giacomo Carini | Swimming | 2020 Summer, 2024 Summer | |
| Andreas Cariolou | Cyprus | Sailing | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer | |
| Jacques Cariou | France | Equestrian jumping, Equestrian dressage, Equestrian eventing | 1912 Summer | |
| Tanguy Cariou | Sailing | 2000 Summer | |
| Mayelis Caripá | Venezuela | Wrestling | 2004 Summer, 2008 Summer, 2012 Summer | |
| Stéphane Caristan | France | Athletics | 1984 Summer, 1988 Summer, 1992 Summer | |
| Victoria Carl | Germany | Cross country skiing | 2018 Winter, 2022 Winter | |
| Carl-Ehrenfried Carlberg | Sweden | Artistic gymnastics | 1912 Summer | |
| Eric Carlberg | Fencing, Shooting, Modern pentathlon | 1908 Summer, 1912 Summer, 1924 Summer | |
| Jan-Åke Carlberg | Speed skating | 1980 Winter, 1984 Winter | |
| Vilhelm Carlberg | Shooting | 1908 Summer, 1912 Summer, 1924 Summer | |
| Gabrielle Carle | Canada | Football | 2020 Summer, 2024 Summer | |
| María Lourdes Carlé | Argentina | Tennis | 2024 Summer | |
| Gustaf Carlén | Sweden | Athletics | 1912 Summer | |
| Per Carlén | Handball | 1984 Summer, 1988 Summer, 1992 Summer, 1996 Summer | |
| Annette Carlén-Karlsson | Speed skating | 1980 Winter, 1984 Winter | |
| Viktoria Carlerbäck | Equestrian eventing | 2008 Summer | |
| Per Carleson | Fencing | 1948 Summer, 1952 Summer, 1956 Summer | |
| Bridget Carleton | Canada | Basketball | 2020 Summer, 2024 Summer | |
| Gillian Carleton | Track cycling | 2012 Summer | |
| Jesse Carleton | United States | Golf | 1904 Summer | |
| John Carleton | Cross country skiing, Nordic combined | 1924 Winter | |
| Murray Carleton [ Wikidata ] | Golf | 1904 Summer | |
| Piero Carletto | Italy | Rowing | 1988 Summer | |
| Erik Carlgren | Sweden | Athletics | 1972 Summer | |
| Arnaldo Carli | Italy | Track cycling | 1920 Summer | |
| Diletta Carli | Swimming | 2012 Summer, 2016 Summer | |
| Sarah Carli | Australia | Athletics | 2020 Summer, 2024 Summer | |
| Fernand Carlier | Belgium | Sailing | 1924 Summer | |
| Gerard Carlier | Netherlands | Athletics | 1936 Summer | |
| Louis Carlier | France | Rowing | 1924 Summer | |
| Pierre Carlier | Switzerland | Basketball | 1936 Summer | |
| Forbes Carlile | Australia | Modern pentathlon | 1952 Summer | |
| Claude Carlin | France | Road cycling | 1984 Summer, 1988 Summer | |
| Jack Carlin | Great Britain | Track cycling | 2020 Summer, 2024 Summer | |
| Jazmin Carlin | Swimming | 2016 Summer | |
| Sean Carlin | Australia | Athletics | 1992 Summer, 1996 Summer | |
| Giacomo Carlini | Italy | 1928 Summer, 1932 Summer | |
| Lauren Carlini | United States | Volleyball | 2024 Summer | |
| Andrea Carlino [ Wikidata ] | Italy | Judo | 2024 Summer | |
| Daniel Carlisle | United States | Shooting | 1984 Summer, 1988 Summer | |
| Lindsey Carlisle | South Africa | Field hockey | 2000 Summer, 2004 Summer | |
| Terry Carlisle | United States | Shooting | 1988 Summer | |
| Conrad Carlman | Sweden | Art competitions | 1932 Summer | |
| Anne Marie Carl-Nielsen | Denmark | 1932 Summer, 1936 Summer | |
| Roberto Carlo Mendoza | Puerto Rico | Shooting | 2000 Summer | |
| Alfredo Carlomagno | Argentina | Boxing | 1936 Summer | |
| Carlos Alberto | Brazil | Football | 1952 Summer, 1960 Summer | |
| Azenaide Carlos | Angola | Handball | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| John Carlos | United States | Athletics | 1968 Summer | |
| Juan Carlos | Spain | Weightlifting | 1992 Summer | |
| Max Carlos | Australia | Boxing | 1956 Summer | |
| Roberto Carlos | Brazil | Football | 1996 Summer | |
| Jens Carlowitz | East Germany | Athletics | 1988 Summer | |
| Jonathan Carlsbogård | Sweden | Handball | 2020 Summer, 2024 Summer | |
| Agnete Carlsen | Norway | Football | 1996 Summer | |
| Armand Carlsen | Speed skating | 1928 Winter | |
| Carl Carlsen | Denmark | Wrestling | 1908 Summer | |
| Christian Carlsen [ Wikidata ] | 1908 Summer | |
| Erik Carlsen | Equestrian eventing | 1948 Summer | |
| Gary Carlsen | United States | Athletics | 1968 Summer | |
| Inger Carlsen | Denmark | Swimming | 1936 Summer | |
| John Carlsen | Road cycling | 1984 Summer | |
| Kenneth Carlsen | Tennis | 1992 Summer, 1996 Summer | |
| Kirsten Carlsen | Cross country skiing | 1968 Winter | |
| Lisa Carlsen | Canada | Equestrian jumping | 1988 Summer | |
| Øystein Carlsen | Norway | Short track speed skating | 1994 Winter | |
| Svend Carlsen | Denmark | Cross country skiing | 1964 Winter, 1968 Winter | |
| Anders Carlson | Sweden | Athletics | 1980 Summer | |
| Christopher Carlson | United States | Rowing | 2024 Summer | |
| Jenny Carlson | Sweden | Handball | 2020 Summer, 2024 Summer | |
| John Carlson | United States | Ice hockey | 2014 Winter | |
| Robert Carlson | Sailing | 1932 Summer | |
| Conrad Carlsrud | Norway | Athletics, Artistic gymnastics | 1908 Summer | |
| Åke Carlsson | Sweden | Wrestling | 1960 Summer | |
| Allan Carlsson | Boxing | 1932 Summer | |
| Allan Carlsson | Road cycling | 1952 Summer | |
| Alvin Carlsson | Diving | 1912 Summer | |
| Anders Carlsson | Shooting | 1976 Summer | |
| Arne Carlsson | Artistic gymnastics | 1952 Summer | |
| Arne Carlsson | Ice hockey | 1968 Winter | |
| Berndt Carlsson | Road cycling | 1936 Summer | |
| Bertil Carlsson | Weightlifting | 1928 Summer | |
| Bertil Carlsson | Ski jumping | 1928 Winter | |
| Bertil R. Carlsson | Weightlifting | 1924 Summer | |
| Börje Carlsson | Sailing | 1952 Summer | |
| Daniel Carlsson | Swimming | 2000 Summer | |
| Erik Carlsson | Weightlifting | 1920 Summer | |
| Gösta Carlsson | Road cycling | 1928 Summer | |
| Greta Carlsson | Swimming | 1912 Summer | |
| Gustaf Carlson | Football | 1924 Summer | |
| Henry Carlsson | 1948 Summer | |
| Herbert Carlsson | 1920 Summer | |
| Herman Carlsson | Ice hockey | 1936 Winter | |
| John Carlsson | Sailing | 1908 Summer | |
| Julia Carlsson | Football | 1996 Summer | |
| Kent Carlsson | Sailing | 1976 Summer, 1980 Summer, 1984 Summer | |
| Lars-Göran Carlsson | Shooting | 1980 Summer | |
| Lena Carlsson | Sailing | 1996 Summer, 2000 Summer | |
| Lennart Carlsson | Athletics | 1960 Summer | |
| Lennart Carlsson | Speed skating | 1976 Winter | |
| Marie Carlsson | Rowing | 1984 Summer | |
| Mauritz Carlsson | Athletics | 1912 Summer | |
| Olivia Carlsson | Ice hockey | 2018 Winter, 2022 Winter | |
| Per Carlsson | Handball | 1988 Summer | |
| Ragnar Carlsson | Athletics | 2024 Summer | |
| Ruben Carlsson | Ice hockey | 1936 Winter | |
| Sören Carlsson | Water polo | 1980 Summer | |
| Stig Carlsson | Ice hockey | 1948 Winter, 1956 Winter | |
| Sune Carlsson | Sailing | 1960 Summer | |
| Ulf Carlsson | Boxing | 1976 Summer | |
| Lily Carlstedt | Denmark | Athletics | 1948 Summer, 1952 Summer | |
| Peter Carlström | Sweden | Water polo | 1980 Summer | |
| Guy Carlton | United States | Weightlifting | 1984 Summer | |
| James Carlton | Australia | Athletics | 1928 Summer | |
| Maurice Carlton | France | 1936 Summer | |
| William Carlucci | United States | Rowing | 1996 Summer | |
| Victor Carlund | Sweden | Football | 1936 Summer | |
| Ryan Carlyle | United States | Rugby sevens | 2016 Summer | |
| Cathrin Carlzon | Sweden | Swimming | 2004 Summer | |
| Lena Carlzon-Lundbäck | Cross country skiing | 1976 Winter, 1980 Winter | |
| Anja Čarman | Slovenia | Swimming | 2004 Summer, 2008 Summer, 2012 Summer | |
| Ivo Čarman | Yugoslavia | Cross country skiing | 1980 Winter, 1984 Winter | |
| Tina Čarman | Slovenia | Athletics | 2004 Summer | |
| María Carmen Barea | Spain | Field hockey | 1992 Summer, 1996 Summer, 2000 Summer | |
| María del Carmen Martín | 2000 Summer, 2004 Summer | |
| José del Carmen | Colombia | Fencing | 1956 Summer | |
| Stanly del Carmen | Dominican Republic | Athletics | 2016 Summer | |
| Bruno Carmeni | Italy | Judo | 1964 Summer | |
| Angus Carmichael | Great Britain | Football | 1948 Summer | |
| Ed Carmichael | United States | Artistic gymnastics | 1932 Summer | |
| Malcolm Carmichael | Great Britain | Rowing | 1980 Summer | |
| Nelson Carmichael | United States | Freestyle skiing | 1992 Winter | |
| Phil Carmichael | Australasia | Rugby | 1908 Summer | |
| Serafino Carminati | Italy | Rowing | 1972 Summer | |
| Giovanni Carminucci | Artistic gymnastics | 1960 Summer, 1964 Summer, 1968 Summer | |
| Pasquale Carminucci | 1960 Summer, 1964 Summer, 1968 Summer | |
| Allan do Carmo | Brazil | Marathon swimming | 2008 Summer, 2016 Summer | |
| Clodoaldo do Carmo | Athletics | 1992 Summer, 1996 Summer | |
| Margarida Carmo | Portugal | Rhythmic gymnastics | 1984 Summer | |
| Sara Carmo | Sailing | 2012 Summer, 2016 Summer | |
| Robert Carmody | United States | Boxing | 1964 Summer | |
| Roberto Carmona Botella | Mexico | Athletics | 1968 Summer | |
| Adriana Carmona | Venezuela | Taekwondo | 2000 Summer, 2004 Summer, 2008 Summer | |
| Alberto Carmona | Equestrian jumping | 1988 Summer | |
| Claude Carmona | France | Artistic gymnastics | 1988 Summer | |
| Héctor Carmona | Chile | Modern pentathlon | 1956 Summer | |
| Hugo Carmona | Peru | Football | 1960 Summer | |
| Jorge Carmona | Spain | Water polo | 1980 Summer, 1984 Summer | |
| Juan Carmona | Chile | Rowing | 1956 Summer | |
| Luis Carmona | Modern pentathlon | 1952 Summer | |
| María Carmona [ Wikidata ] | Nicaragua | Athletics | 2024 Summer | |
| Mateo Carmona | Colombia | Cycling BMX racing | 2024 Summer | |
| Olga Carmona | Spain | Football | 2024 Summer | |
| Roberto Carmona | Mexico | Athletics | 1988 Summer | |
| Samuel Carmona | Spain | Boxing | 2016 Summer | |
| Walter Carmona | Brazil | Judo | 1980 Summer, 1984 Summer, 1988 Summer | |
| Thomas Carmoy | Belgium | Athletics | 2024 Summer | |
| Sérgio Carnasciali | Brazil | Handball | 1992 Summer | |
| Priscilla Carnaval | Cycling BMX racing | 2016 Summer, 2020 Summer | |
| Patrik Carnbäck | Sweden | Ice hockey | 1992 Winter | |
| Sholto Carnegie | Great Britain | Rowing | 2020 Summer, 2024 Summer | |
| Olivia Carnegie-Brown | 2016 Summer | |
| Betty Carnegy-Arbuthnott | Fencing | 1936 Summer, 1948 Summer | |
| Jorge Carneiro | Brazil | Equestrian jumping | 1984 Summer | |
| Macris Carneiro | Volleyball | 2020 Summer, 2024 Summer | |
| Wilson Carneiro | Athletics | 1952 Summer | |
| Ryan Carneli | Australia | Taekwondo | 2008 Summer | |
| Arthur Carnell | Great Britain | Shooting | 1908 Summer | |
| Raimondo Carnera | Denmark | Fencing | 1952 Summer | |
| Alfredo Carneros | Spain | Table tennis | 2008 Summer | |
| Andrea Carnevale | Italy | Football | 1988 Summer | |
| Celeste Andrea Carnevale | Argentina | Artistic gymnastics | 2004 Summer | |
| David Carney | Australia | Football | 2008 Summer | |
| James Carney | United States | Track cycling | 1992 Summer, 2000 Summer | |
| Jonas Carney | 2000 Summer | |
| Karen Carney | Great Britain | Football | 2012 Summer | |
| Keith Carney | United States | Ice hockey | 1998 Winter | |
| Lester Carney | Athletics | 1960 Summer | |
| Mike Carney | Canada | Alpine skiing | 1988 Winter | |
| Robert Carney | Australia | Boxing | 1968 Summer | |
| Dante Carniel | Italy | Fencing | 1924 Summer | |
| Denys Carnill | Great Britain | Field hockey | 1952 Summer, 1956 Summer, 1960 Summer | |
| Manuela Carnini | Italy | Artistic swimming | 1996 Summer | |
| Maurizio Carnino | Short track speed skating, Speed skating | 1994 Winter, 1998 Winter, 2002 Winter, 2006 Winter | |
| Laurent Carnol | Luxembourg | Swimming | 2008 Summer, 2012 Summer, 2016 Summer | |
| Arrigo Carnoli | Italy | Artistic gymnastics | 1952 Summer | |
| George Carnoutsos | New Zealand | Field hockey | 1984 Summer | |
| Alfredo Carnovali | Argentina | Water polo | 1960 Summer | |
| Ángelo Caro | Peru | Skateboarding | 2020 Summer | |
| Danilo Caro | Colombia | Shooting | 1996 Summer, 2000 Summer, 2004 Summer, 2012 Summer, 2016 Summer | |
| Hans Caro | Netherlands | Rowing | 1952 Summer | |
| Larysmer Caro [ Wikidata ] | Dominican Republic | Volleyball | 2020 Summer | |
| Stefano Carobbi | Italy | Football | 1988 Summer | |
| Fernande Caroen | Belgium | Swimming | 1948 Summer | |
| Brian Carolan | Australia | Sailing | 1956 Summer | |
| Jim Carolane | 1956 Summer | |
| Guido Caroli | Italy | Speed skating | 1948 Winter, 1952 Winter, 1956 Winter | |
| Rolf Caroli | Germany | Boxing | 1960 Summer | |
| Noel Carroll | Ireland | Athletics | 1964 Summer, 1968 Summer | |
| Annie Caron | France | Swimming | 1960 Summer | |
| Henri Caron | Athletics | 1948 Summer | |
| Kiki Caron | Swimming | 1964 Summer, 1968 Summer | |
| Pascal Caron | Canada | Bobsleigh | 1994 Winter, 2002 Winter | |
| Roger Caron | Shooting | 2000 Summer | |
| Stéphan Caron | France | Swimming | 1984 Summer, 1988 Summer, 1992 Summer | |
| Sergio Caropreso | Italy | Rowing | 1988 Summer | |
| Angelo Carosi | Athletics | 1996 Summer | |
| Manuela Carosi | Swimming | 1980 Summer, 1984 Summer, 1988 Summer | |
| Emily Carosone | Softball | 2020 Summer | |
| Ivo Carotini | Brazil | Water polo | 1964 Summer, 1968 Summer | |
| Paulo Carotini | 1964 Summer | |
| Gonzalo Carou | Argentina | Handball | 2012 Summer, 2016 Summer, 2020 Summer | |
| Berit Carow | Germany | Rowing | 2008 Summer | |
| Bill Carow | United States | Speed skating | 1956 Winter, 1960 Winter | |
| Bill Carow | Biathlon | 1984 Winter, 1988 Winter | |
| Stefano Carozzo | Italy | Fencing | 2008 Summer | |
| Berend Carp | Netherlands | Sailing | 1920 Summer | |
| Joop Carp | 1920 Summer, 1924 Summer, 1936 Summer | |
| Mircea Carp | Romania | 1980 Summer | |
| Marissa Carpadios | Australia | Softball | 2004 Summer | |
| Luigi Carpaneda | Italy | Fencing | 1956 Summer, 1960 Summer | |
| Alice Carpanese | Swimming | 2008 Summer | |
| Caterina Carpano [ Wikidata ] | Snowboarding | 2022 Winter | |
| Alex Carpenter | United States | Ice hockey | 2014 Winter, 2022 Winter | |
| Cory Carpenter | Speed skating | 1998 Winter | |
| Ellie Carpenter | Australia | Football | 2016 Summer, 2020 Summer, 2024 Summer | |
| George Carpenter | Ireland | Fencing | 1952 Summer, 1960 Summer | |
| Gordon Carpenter | United States | Basketball | 1948 Summer | |
| Henry Carpenter | Great Britain | Boxing | 1948 Summer | |
| James Carpenter | United States | Fencing | 1996 Summer | |
| John Carpenter | Athletics | 1908 Summer | |
| Ken Carpenter | 1936 Summer | |
| Ken Carpenter | Track cycling | 1988 Summer, 1992 Summer | |
| Kip Carpenter | Speed skating | 2002 Winter, 2006 Winter | |
| Leonard Carpenter | Rowing | 1924 Summer | |
| Neil Carpenter | Canada | Figure skating | 1964 Winter | |
| Connie Carpenter-Phinney | United States | Speed skating, Road cycling | 1972 Winter, 1984 Summer | |
| Bart Carpentier Alting | Netherlands Antilles | Bobsleigh, Luge | 1988 Winter, 1992 Winter | |
| Brett Carpentier | Canada | Snowboarding | 1998 Winter, 2002 Winter | |
| Caroline Carpentier | France | Swimming | 1976 Summer | |
| Marguerite Jeanne Carpentier | Art competitions | 1924 Summer | |
| Domenico Carpentieri | Italy | Athletics | 1972 Summer | |
| Romolo Carpi | Tug of war | 1920 Summer | |
| José Manuel Carpinteiro | Portugal | Shooting | 1964 Summer | |
| Rafael Carpio | Mexico | 1968 Summer | |
| Marjorie Carpréaux | Belgium | Basketball | 2020 Summer | |
| Amanda Carr | Thailand | Cycling BMX racing | 2016 Summer | |
| Arthur Carr | Great Britain | Equestrian jumping | 1948 Summer | |
| Bill Carr | United States | Athletics | 1932 Summer | |
| Bill Carr | Great Britain | Equestrian jumping | 1936 Summer | |
| Brian Carr | Boxing | 1992 Summer | |
| Cathy Carr | United States | Swimming | 1972 Summer | |
| Edward Carr | Athletics | 1904 Summer, 1908 Summer | |
| Edwin Carr | Australia | 1952 Summer | |
| Frank Carr | United States | Equestrian eventing, Equestrian jumping | 1924 Summer, 1928 Summer | |
| Geoffrey Carr | Great Britain | Rowing | 1912 Summer | |
| Gerald Carr | Field hockey | 1968 Summer | |
| Gerry Carr | Athletics | 1956 Summer | |
| Henry Carr | United States | 1964 Summer | |
| James Carr | Wrestling | 1972 Summer | |
| Kenny Carr | Basketball | 1976 Summer | |
| Nate Carr | Wrestling | 1988 Summer | |
| Richard Carr | India | Athletics, Field hockey | 1932 Summer | |
| Sabin Carr | United States | Athletics | 1928 Summer | |
| Slip Carr | Australia | 1924 Summer | |
| Stacey Carr | New Zealand | Field hockey | 2004 Summer, 2008 Summer | |
| Stephen Carr | Australia | Figure skating | 1992 Winter, 1994 Winter, 1998 Winter | |
| Stewart Carr | United States | Canoe sprint | 1992 Summer | |
| Thomas Carr | Shooting | 1932 Summer | |
| William Carr | Rowing | 1900 Summer | |
| Izac Carracher [ Wikidata ] | Australia | Beach volleyball | 2024 Summer | |
| Brunella Carrafelli | Italy | Artistic swimming | 1996 Summer | |
| Julien Carraggi | Belgium | Badminton | 2024 Summer | |
| Gavin Carragher | Australia | Athletics | 1956 Summer | |
| Jorge Carral | Mexico | Swimming | 2000 Summer | |
| Arturo Carranza | El Salvador | 1968 Summer | |
| Cecilia Carranza | Argentina | Sailing | 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer | |
| Angelo Carrara | Italy | Biathlon | 1980 Winter | |
| Benedetto Carrara | Cross country skiing | 1980 Winter | |
| Benoît Carrara | France | 1948 Winter, 1952 Winter, 1956 Winter, 1960 Winter | |
| Erica Carrara | Italy | Biathlon | 1992 Winter | |
| Gianni Carrara | Cross country skiing | 1956 Winter | |
| Michela Carrara | Biathlon | 2022 Winter | |
| Pieralberto Carrara | 1988 Winter, 1992 Winter, 1994 Winter, 1998 Winter | |
| Vera Carrara | Track cycling, Road cycling | 2004 Summer, 2008 Summer | |
| Olivier Carrard | Switzerland | Fencing | 1984 Summer | |
| Renata Carraretto | Italy | Alpine skiing | 1948 Winter | |
| Daniela Carraro | Brazil | Shooting | 2016 Summer | |
| Martina Carraro | Italy | Swimming | 2016 Summer, 2020 Summer | |
| Paolo Carraro | Canoe sprint | 1984 Summer | |
| Ángel Carrasco | Argentina | Sailing | 1948 Summer | |
| Emma Carrasco | Spain | Swimming | 2024 Summer | |
| Jordi Carrasco | 2000 Summer | |
| José Carrasco | Venezuela | Volleyball | 2020 Summer | |
| José Alirio Carrasco | Colombia | Athletics | 2000 Summer, 2004 Summer | |
| Juan Carrasco | Spain | 1976 Summer | |
| Luis Carrasco | Chile | Basketball | 1936 Summer | |
| Luis Carrasco | Mexico | Skeleton | 2002 Winter | |
| Manuel Martínez Carrasco [ Wikidata ] | Spain | Baseball | 1992 Summer | |
| Rodrigo Carrasco | Chile | Equestrian jumping | 2012 Summer | |
| Ana Carrascosa | Spain | Judo | 2008 Summer, 2012 Summer | |
| Borja Carrascosa | Equestrian dressage | 2024 Summer | |
| German Carrasquilla | Colombia | Shooting | 1984 Summer | |
| Marisol Carratú | Argentina | Handball | 2016 Summer | |
| Adolfo Carrau | Uruguay | Sailing | 2000 Summer | |
| Grégory Carraz | France | Tennis | 2004 Summer | |
| Cyrille Carré | Canoe sprint | 2008 Summer, 2012 Summer, 2016 Summer | |
| Michel Carrega | Shooting | 1968 Summer, 1972 Summer, 1976 Summer, 1984 Summer | |
| Gabriella Carrel | Italy | Cross country skiing | 1988 Winter | |
| Pablo Carreño Busta | Spain | Tennis | 2020 Summer, 2024 Summer | |
| Carlos Carreño | Volleyball | 2000 Summer | |
| Juan Carreño | Mexico | Football | 1928 Summer | |
| Evelyn Carrera | Dominican Republic | Volleyball | 2004 Summer | |
| Jordi Carrera | Spain | Field hockey | 2016 Summer | |
| Luis Carrera | 1972 Summer, 1976 Summer | |
| Mariano Natalio Carrera | Argentina | Boxing | 2000 Summer | |
| Óscar Carrera | Spain | Canoe sprint | 2016 Summer | |
| Pablo Carrera | Shooting | 2012 Summer, 2016 Summer | |
| Raquel Carrera | Basketball | 2020 Summer | |
| Dionisio Carreras | Athletics | 1924 Summer | |
| Gonzalo Carreras | Argentina | Canoe sprint | 2016 Summer | |
| Pol Carreras | Spain | Alpine skiing | 2014 Winter | |
| Ricardo Carreras | United States | Boxing | 1972 Summer | |
| Francisco Carrere | Argentina | Equestrian eventing | 1948 Summer | |
| Nelson Carrero | Venezuela | Football | 1980 Summer | |
| Russel Carrero | Nicaragua | Athletics | 1972 Summer | |
| Yaniel Carrero | Cuba | 2016 Summer | |
| Lorne Carr-Harris | Great Britain | Ice hockey | 1924 Winter | |
| Brian Carr-Hartley | Kenya | Shooting | 1972 Summer | |
| Michael Carr-Hartley | 1972 Summer, 1984 Summer | |
| Alfredo Carricaberry | Argentina | Football | 1928 Summer | |
| Paul Carrichon [ Wikidata ] | France | Fencing | 1900 Summer | |
| Donald Carrick | Canada | Boxing | 1928 Summer | |
| Emma Carrick-Anderson | Great Britain | Alpine skiing | 1992 Winter, 1994 Winter, 1998 Winter, 2002 Winter | |
| Georges Carrier | France | Basketball | 1936 Summer | |
| Marina Carrier | Australia | Modern pentathlon | 2020 Summer | |
| Denise Carriere | Canada | Softball | 2000 Summer | |
| Casey Carrigan | United States | Athletics | 1968 Summer | |
| Sara Carrigan | Australia | Road cycling | 2004 Summer, 2008 Summer | |
| Justo del Carril | Argentina | Alpine skiing, Bobsleigh | 1948 Winter | |
| Hector de Lima Carrilla [ Wikidata ] | Venezuela | Shooting | 1984 Summer | |
| Alfredo Carrillo | Paraguay | Swimming | 1996 Summer | |
| Ana Cecilia Carrillo | Peru | Volleyball | 1976 Summer, 1980 Summer | |
| Donovan Carrillo | Mexico | Figure skating | 2022 Winter | |
| Duilio Carrillo | Modern pentathlon | 2020 Summer, 2024 Summer | |
| Edna Carrillo | Judo | 2016 Summer | |
| Enrique Carrillo | Cuba | Rowing | 1980 Summer | |
| Juan Carlos Carrillo | Colombia | Boxing | 2016 Summer | |
| Mario Carrillo | Mexico | Football | 1976 Summer | |
| Marko Carrillo | Peru | Shooting | 2016 Summer, 2020 Summer | |
| Nancio Carrillo | Cuba | Boxing | 1968 Summer | |
| Nancy Carrillo | Volleyball | 2004 Summer, 2008 Summer | |
| Yeseida Carrillo | Colombia | Athletics | 2016 Summer | |
| Lisa Carrington | New Zealand | Canoe sprint | 2012 Summer, 2016 Summer, 2020 Summer, 2024 Summer | |
| Nellie Carrington | Great Britain | Athletics | 1936 Summer | |
| Preston Carrington | United States | 1972 Summer | |
| Lorenzo Carrió | Spain | Weightlifting | 1996 Summer | |
| Mónica Carrió | 2000 Summer | |
| Elena Carrión | Field hockey | 1996 Summer, 2000 Summer | |
| Javier Carrión | Rugby sevens | 2016 Summer | |
| Allan Carriou | France | Ice hockey | 2002 Winter | |
| Javier Carriqueo | Argentina | Athletics | 2008 Summer, 2012 Summer | |
| Salomon Carrizales | Venezuela | Boxing | 1952 Summer | |
| Alejandro Carrizo | Swimming | 1996 Summer | |
| Pedro Carrizo | Uruguay | Boxing | 1948 Summer | |
| Fernando Carro | Spain | Athletics | 2016 Summer, 2020 Summer | |
| Dan Carroll | United States | Speed skating | 1972 Winter, 1976 Winter | |
| Daniel Carroll | Australasia, United States | Rugby | 1908 Summer, 1920 Summer | |
| Erin Carroll | Australia | Badminton | 2008 Summer | |
| Glenn Carroll | Bobsleigh | 1994 Winter | |
| Jack Carroll | Canada | Athletics | 1952 Summer | |
| Joel Carroll | Australia | Field hockey | 2012 Summer | |
| Julian Carroll | Swimming | 1960 Summer | |
| Lara Carroll | 2004 Summer | |
| Liam Carroll | Ireland | Judo | 1972 Summer | |
| Mark Carroll | Athletics | 2000 Summer, 2004 Summer | |
| Naomi Carroll | Field hockey | 2020 Summer | |
| Nickey Carroll | Australia | Athletics | 2000 Summer | |
| Nicole Carroll | United States | 1996 Summer | |
| Nyla Carroll | New Zealand | 1996 Summer | |
| Henry Carroll | United States | Football | 1928 Summer | |
| Rowan Carroll | Great Britain | Rowing | 2000 Summer | |
| Timothy Carroll | Athletics | 1912 Summer, 1920 Summer | |
| Wayne Carroll | Australia | Basketball | 1984 Summer, 1988 Summer | |
| Pernelle Carron | France | Figure skating | 2014 Winter | |
| Schuyler Carron | United States | Bobsleigh | 1948 Winter | |
| Gavin Carrow | Canada | Wrestling | 1992 Summer | |
| Luigi Carrozza | Italy | Baseball | 1992 Summer, 1996 Summer, 2000 Summer | |
| Michael Carruth | Ireland | Boxing | 1988 Summer, 1992 Summer | |
| Colin Carruthers | Great Britain | Ice hockey | 1924 Winter, 1928 Winter | |
| Elizabeth Carruthers | Canada | Diving | 1972 Summer | |
| Eric Carruthers | Great Britain | Ice hockey | 1924 Winter, 1928 Winter | |
| Jimmy Carruthers | Australia | Boxing | 1948 Summer | |
| Kitty Carruthers | United States | Figure skating | 1980 Winter, 1984 Winter | |
| Peter Carruthers | 1980 Winter, 1984 Winter | |
| Stuart Carruthers | Australia | Field hockey | 1996 Summer | |
| David Carry | Great Britain | Swimming | 2004 Summer, 2008 Summer, 2012 Summer | |
| Fernando Carsalade | Brazil | Water polo | 1984 Summer | |
| Susan Carscallen | Canada | Figure skating | 1976 Winter | |
| Gladys Carson | Great Britain | Swimming | 1924 Summer | |
| Hamish Carson | New Zealand | Athletics | 2016 Summer | |
| James Carson | United States | Water polo | 1920 Summer | |
| Stewart Carson | South Africa | Badminton | 2004 Summer | |
| Pilar von Carsten | Spain | Swimming | 1968 Summer | |
| Carolena Carstens | Panama | Taekwondo | 2012 Summer, 2016 Summer | |
| David Carstens | South Africa | Boxing | 1932 Summer | |
| Lesley Carstens | Canoe sprint | 1992 Summer | |
| Theodore Carstens | United States | Fencing | 1904 Summer | |
| Wilhelm Carstens | Germany | Rowing | 1900 Summer | |
| Bianca Carstensen | Denmark | 2000 Summer | |
| Fritze Carstensen | Swimming | 1948 Summer | |
| Jacob Carstensen | 1996 Summer, 2000 Summer, 2004 Summer | |
| Sonja Carstensen | Art competitions | 1924 Summer | |
| Mihaela Cârstoi | Romania | Cross country skiing, Biathlon | 1988 Winter, 1992 Winter, 1994 Winter | |
| Tim Carswell | New Zealand | Track cycling | 1996 Summer, 2000 Summer | |
| Davide Carta | Italy | Speed skating | 1994 Winter, 1998 Winter, 2002 Winter | |
| Fabio Carta | Short track speed skating | 1998 Winter, 2002 Winter, 2006 Winter | |
| Donato Cartagena | Dominican Republic | Boxing | 1968 Summer | |
| José Cartas | Mexico | Athletics | 1976 Summer | |
| Massimo Cartasegna | Italy | 1908 Summer | |
| Reinier Cartaya | Cuba | Track cycling | 2004 Summer | |
| Dana Carteleanu | Romania | Rhythmic gymnastics | 1996 Summer | |
| Andy Carter | Great Britain | Athletics | 1972 Summer | |
| Anthony Carter | United States | Baseball | 2020 Summer | |
| Bruce Carter | Great Britain | Rowing | 1968 Summer | |
| Chris Carter | Athletics | 1964 Summer, 1968 Summer | |
| David Carter | Canada | Field hockey | 2016 Summer | |
| Deuce Carter | Jamaica | Athletics | 2016 Summer | |
| Doris Carter | Australia | 1936 Summer | |
| Dylan Carter | Trinidad and Tobago | Swimming | 2016 Summer, 2020 Summer, 2024 Summer | |
| Frank Carter | Great Britain | Diving | 1968 Summer | |
| Fred Carter | Athletics | 1908 Summer | |
| Grace Carter | Volleyball | 2012 Summer | |
| Hamish Carter | New Zealand | Triathlon | 2000 Summer, 2004 Summer | |
| James Carter | Great Britain | Swimming | 1972 Summer, 1976 Summer, 1980 Summer | |
| James Carter | Puerto Rico | Basketball | 1992 Summer | |
| James Carter | United States | Athletics | 2000 Summer, 2004 Summer | |
| Jeff Carter | Canada | Ice hockey | 2014 Winter | |
| Joanne Carter | Australia | Figure skating | 1998 Winter, 2006 Winter | |
| Keith Carter | United States | Swimming | 1948 Summer | |
| Keith Carter | Canada | Artistic gymnastics | 1976 Summer | |
| Kyle Carter | Equestrian eventing | 2008 Summer | |
| Kym Carter | United States | Athletics | 1992 Summer | |
| LaMark Carter | 2000 Summer | |
| Leroy Carter | New Zealand | Rugby sevens | 2024 Summer | |
| Luke Carter | Sailing | 1984 Summer | |
| Michael Carter | Great Britain | Boxing | 1968 Summer | |
| Michael Carter | United States | Athletics | 1984 Summer | |
| Michelle Carter | 2008 Summer, 2012 Summer, 2016 Summer | |
| Nesta Carter | Jamaica | 2008 Summer, 2012 Summer | |
| Nick Carter | United States | 1928 Summer | |
| Nick Carter | New Zealand | Road cycling | 1948 Summer | |
| Ronald Carter | Great Britain | Shooting | 1972 Summer | |
| Stuart Carter | Australia | Rowing | 1976 Summer | |
| Timothy Carter | New Zealand | Field hockey | 1964 Summer | |
| Tristan Carter | Australia | Canoe slalom | 2024 Summer | |
| Vince Carter | United States | Basketball | 2000 Summer | |
| Luc Cartillier | Australia | Fencing | 2000 Summer | |
| Roger Cartín | Costa Rica | Shooting | 1980 Summer, 1984 Summer | |
| Nathaniel Cartmell | United States | Athletics | 1904 Summer, 1908 Summer | |
| Kevin Carton | Australia | Field hockey | 1956 Summer, 1960 Summer | |
| Louise Carton | Belgium | Athletics | 2016 Summer | |
| Maurice Carton | France | Rowing | 1900 Summer | |
| Jacques Cartonnet | Swimming | 1932 Summer | |
| Denisha Cartwright | Bahamas | Athletics | 2024 Summer | |
| Elta Cartwright | United States | 1928 Summer | |
| Jack Cartwright | Australia | Swimming | 2024 Summer | |
| James Cartwright | Canada | Canoe slalom | 2000 Summer, 2004 Summer, 2008 Summer | |
| Deirdre Caruana | Malta | Athletics | 1992 Summer | |
| Guglielmo Carubbi | Italy | Rowing | 1928 Summer | |
| Nicolò Carucci | 2024 Summer | |
| Consetta Caruccio-Lenz | United States | Artistic gymnastics | 1936 Summer, 1948 Summer | |
| Mario Carulla | Peru | Badminton | 1996 Summer | |
| Bianca Caruso | Italy | Sailing | 2020 Summer | |
| Damiano Caruso | Road cycling | 2016 Summer, 2020 Summer | |
| Emily Caruso | United States | Shooting | 2004 Summer, 2008 Summer | |
| Oliver Caruso | Germany | Weightlifting | 1992 Summer, 1996 Summer | |
| Pat Caruso | Canada | Field hockey | 1984 Summer, 1988 Summer | |
| Stefano Caruso | Germany | Figure skating | 2014 Winter | |
| Nicoleta Căruțașu | Romania | Athletics | 1992 Summer | |
| Peter Caruth | Ireland | Field hockey | 2016 Summer | |
| Ed Caruthers | United States | Athletics | 1964 Summer, 1968 Summer | |
| Augusto Carvacho | Chile | Basketball | 1936 Summer | |
| Luis Jaime Carvajal y Salas | Spain | Equestrian jumping | 1972 Summer | |
| Andarín Carvajal | Cuba | Athletics | 1904 Summer | |
| Magaly Carvajal | Volleyball | 1992 Summer, 1996 Summer | |
| Rodolfo Carvajal | Venezuela | Football | 1980 Summer | |
| Antônio de Carvalho | Brazil | Athletics | 1936 Summer | |
| Caio Sérgio de Carvalho | Equestrian jumping | 1984 Summer | |
| Camila Carvalho | Rowing | 2008 Summer | |
| Carlos Carvalho | Water polo | 1984 Summer | |
| Diogo Carvalho | Portugal | Swimming | 2008 Summer, 2012 Summer, 2016 Summer | |
| Florian Carvalho | France | Athletics | 2012 Summer, 2016 Summer | |
| Gonçalo Carvalho | Portugal | Equestrian dressage | 2012 Summer | |
| Janelson Carvalho | Brazil | Volleyball | 1992 Summer | |
| Jaqueline Carvalho | 2008 Summer, 2012 Summer, 2016 Summer | |
| João Carvalho | Angola | Athletics | 1988 Summer | |
| Joaquim Carvalho | India | Field hockey | 1984 Summer | |
| José Carvalho | Portugal | Athletics | 1972 Summer, 1976 Summer | |
| José Carvalho | Canoe slalom | 2016 Summer | |
| José de Carvalho Filho | Brazil | Rowing | 1956 Summer | |
| Lucas Carvalho | Athletics | 2020 Summer, 2024 Summer | |
| Luiz Carvalho | Swimming | 1984 Summer | |
| Luíza Carvalho | Water polo | 2016 Summer | |
| Mário Carvalho [ Wikidata ] | Portugal | Swimming | 2000 Summer | |
| Miguel Carvalho | Athletics | 2016 Summer | |
| Myke Carvalho | Brazil | Boxing | 2004 Summer, 2008 Summer, 2012 Summer | |
| Paula Carvalho | Artistic swimming | 1984 Summer, 1988 Summer | |
| Paulo Carvalho | Uruguay | Rowing | 1956 Summer, 1960 Summer | |
| Paulo Carvalho | Brazil | Boxing | 2008 Summer | |
| Sylvio Carvalho | Shooting | 1980 Summer, 1984 Summer | |
| Tatiele de Carvalho | Athletics | 2016 Summer | |
| Tessa Carvalho | Artistic swimming | 1984 Summer | |
| Vasco de Carvalho | Rowing | 1932 Summer | |
| Víctor de Carvalho | Angola | Basketball | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| José Carvalhosa | Portugal | Equestrian jumping | 1952 Summer | |
| David Carver | Mauritius | Athletics | 2016 Summer | |
| Oswald Carver | Great Britain | Rowing | 1908 Summer | |
| Claire Carver-Dias | Canada | Artistic swimming | 2000 Summer | |
| Chad Carvin | United States | Swimming | 2000 Summer | |
| Ion Cașa | Romania | Alpine skiing | 1952 Winter | |
| José de la Casa | Spain | Artistic gymnastics | 1976 Summer, 1980 Summer | |
| José Casabona | Athletics | 1980 Summer | |
| Nelkis Casabona | Cuba | 2012 Summer | |
| Laura Casabuena | Spain | Artistic gymnastics | 2024 Summer | |
| Daniele Casadei [ Wikidata ] | San Marino | Swimming | 1992 Summer | |
| Franch Casadei | Judo | 1980 Summer, 1984 Summer, 1988 Summer | |
| Gabriele Casadei | Italy | Canoe sprint | 2024 Summer | |
| Maurizio Casadei [ Wikidata ] | San Marino | Road cycling | 1980 Summer, 1984 Summer | |
| Paolo Casadei [ Wikidata ] | Weightlifting | 1988 Summer | |
| Sara Casadei | Swimming | 1992 Summer | |
| Agustín Casado | Spain | Handball | 2024 Summer | |
| Arturo Casado | Athletics | 2008 Summer | |
| Benjamín Casado | Puerto Rico | 1948 Summer | |
| Gloria Casado | Spain | Swimming | 1980 Summer | |
| María Casado | Rugby sevens | 2016 Summer | |
| Anna Casagrande | Italy | Equestrian eventing | 1980 Summer | |
| Annacatia Casagrande | Canoe sprint | 1992 Summer | |
| Francesco Casagrande | Road cycling | 1996 Summer, 2000 Summer | |
| Carlos Casal | Uruguay | Boxing | 1968 Summer | |
| Sergio Casal | Spain | Tennis | 1988 Summer, 1992 Summer | |
| Giovanni Casale | Italy | Judo | 2008 Summer | |
| Gilbert Casalecchi | Switzerland | Sailing | 1960 Summer | |
| Gloria Casales | Mexico | Volleyball | 1968 Summer | |
| Moisés Casales | Cuba | Handball | 1980 Summer | |
| Aroldo Casali [ Wikidata ] | San Marino | Shooting | 1960 Summer | |
| Italo Casali | 1972 Summer, 1976 Summer | |
| Libero Casali [ Wikidata ] | 1972 Summer | |
| Lorenzo Minh Casali | Italy | Artistic gymnastics | 2024 Summer | |
| Stefano Casali | San Marino | Athletics | 1980 Summer, 1984 Summer | |
| Gian Carlo Casalini | Italy | Rowing | 1956 Summer, 1960 Summer | |
| Juan Casamajo | Spain | Shooting | 1980 Summer | |
| Francisco Casamayor | Cuba | Weightlifting | 1976 Summer, 1980 Summer | |
| Joel Casamayor | Boxing | 1992 Summer | |
| Romolo Casamonica | Italy | 1984 Summer | |
| Alejandro Casañas | Cuba | Athletics | 1972 Summer, 1976 Summer, 1980 Summer | |
| Frank Casañas | Cuba, Spain | 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| Cristina Casandra | Romania | 2008 Summer, 2012 Summer | |
| Elisa Casanova | Italy | Water polo | 2008 Summer, 2012 Summer | |
| Georges Casanova | France | Fencing | 1920 Summer | |
| Gian Casanova [ Wikidata ] | Switzerland | Snowboarding | 2022 Winter | |
| Gilda Casanova | Cuba | Athletics | 2016 Summer | |
| Lara Casanova | Switzerland | Snowboarding | 2018 Winter, 2022 Winter | |
| Marcello Casanova | Italy | Rowing | 1924 Summer | |
| Marco Casanova | Switzerland | Alpine skiing | 1998 Winter | |
| Myriam Casanova | Tennis | 2004 Summer | |
| Patrick Casanova | Italy | Rowing | 1996 Summer | |
| Emilio Casanovas | Argentina | Athletics | 1924 Summer | |
| José María Casanovas | Fencing | 1976 Summer, 1984 Summer | |
| Oscar Casanovas | Boxing | 1936 Summer | |
| Tudor Casapu | Unified Team | Weightlifting | 1992 Summer | |
| Carlos Casar | Mexico | Bobsleigh | 1992 Winter | |
| Roberto Casares | Spain | Table tennis | 1992 Summer | |
| Caroline Casaretto | Germany | Field hockey | 2000 Summer, 2004 Summer | |
| Giuseppe Casari | Italy | Football | 1948 Summer | |
| Paolo Casarsa | Athletics | 2004 Summer | |
| Fabio Casartelli | Road cycling | 1992 Summer | |
| Cătălina Cășaru | Romania | Swimming | 1996 Summer | |
| Ana María Casas | Mexico | Artistic gymnastics | 1972 Summer | |
| Helena Casas | Spain | Track cycling | 2016 Summer | |
| Jordi Casas | Field hockey | 2000 Summer | |
| Lara Casas | Argentina | 2024 Summer | |
| Mireia Casas | Spain | Sailing | 1992 Summer, 1996 Summer | |
| Queralt Casas | Basketball | 2020 Summer, 2024 Summer | |
| Shaine Casas | United States | Swimming | 2024 Summer | |
| Triston Casas | Baseball | 2020 Summer | |
| Víctoria Casas | Mexico | Swimming | 1968 Summer | |
| Álex Casasayas | Spain | Field hockey | 2016 Summer | |
| Alfonso Casasempere | Chile | Swimming | 1936 Summer | |
| Andrea Casasnovas | Spain | Alpine skiing | 2006 Winter | |
| Mario Casasús | Mexico | Bobsleigh | 1928 Winter | |
| Mario Casati | Italy | Boxing | 1968 Summer | |
| Marcelo Cascabelo | Argentina | Athletics | 1992 Summer | |
| Miguel Ángel Cascallana | Spain | Handball | 1972 Summer | |
| Francisco Cascante | Cuba | Artistic gymnastics | 1952 Summer | |
| Raúl Cascaret | Wrestling | 1980 Summer | |
| Yuleidys Cascaret | Rowing | 2004 Summer, 2008 Summer | |
| Delphine Cascarino | France | Football | 2024 Summer | |
| Edoardo Casciano | Italy | Shooting | 1960 Summer | |
| Salvatore Cascino | Athletics | 1948 Summer, 1952 Summer | |
| Cristiana Cascioli | Fencing | 2000 Summer, 2004 Summer | |
| Domingo Casco | Argentina | Boxing | 1968 Summer | |
| Horacio Casco | Fencing | 1924 Summer | |
| Zelmar Casco | 1964 Summer | |
| Gioacchino Cascone | Italy | Rowing | 2000 Summer | |
| Antonio Cascos | Spain | Cross country skiing | 1992 Winter | |
| Henry Case | United States | Golf | 1904 Summer | |
| John Case | Athletics | 1912 Summer | |
| Lee Case | Water polo | 1948 Summer | |
| Marc-Kanyan Case | France | Football | 1968 Summer | |
| Nicoletta Caselin | Italy | Basketball | 1996 Summer | |
| Maico Casella | Argentina | Field hockey | 2020 Summer, 2024 Summer | |
| Michel Casella | Judo | 1964 Summer | |
| Miguel Casellas | Puerto Rico | Sailing | 1976 Summer | |
| Giovanni Caserta [ Wikidata ] | Italy | Swimming | 2024 Summer | |
| Raffaelo Caserta | Fencing | 1996 Summer, 2000 Summer | |
| Salvador Cases [ Wikidata ] | Spain | Judo | 2024 Summer | |
| Belén Casetta | Argentina | Athletics | 2016 Summer, 2020 Summer, 2024 Summer | |
| Aoife Casey | Ireland | Rowing | 2020 Summer, 2024 Summer | |
| Brendan Casey | Australia | Sailing | 2012 Summer | |
| Conor Casey | United States | Football | 2000 Summer | |
| Frederick Casey | Australia | Boxing | 1964 Summer | |
| Helen Casey | Great Britain | Rowing | 2004 Summer, 2008 Summer | |
| Joe Casey | Ireland | Boxing | 1960 Summer | |
| Juan Casey | Argentina | Shooting | 1976 Summer | |
| Kellie Casey | Canada | Alpine skiing | 1988 Winter | |
| Kellogg Casey | United States | Shooting | 1908 Summer | |
| Levi Casey | Athletics | 1928 Summer | |
| Owen Casey | Ireland | Tennis | 1988 Summer, 1992 Summer, 1996 Summer | |
| Paul Casey | Great Britain | Golf | 2020 Summer | |
| Roberto Casey [ Wikidata ] | Dominican Republic | Baseball | 1992 Summer | |
| Sean Casey | Ireland | Rowing | 2008 Summer | |
| Brett Cash | Australia | Wrestling | 2000 Summer | |
| Michael Cash | Bermuda | Swimming | 1992 Summer | |
| Swin Cash | United States | Basketball | 2004 Summer, 2012 Summer | |
| Amy Cashin | Australia | Athletics | 2020 Summer, 2024 Summer | |
| Richard Cashin | United States | Rowing | 1976 Summer | |
| Karen Cashman | Short track speed skating | 1994 Winter | |
| Keely Cashman | Alpine skiing | 2022 Winter | |
| Grant Cashmore | New Zealand | Equestrian jumping | 2004 Summer | |
| Eddie Casiano | Puerto Rico | Basketball | 1992 Summer, 2004 Summer | |
| José Antonio Casilla | Spain | Volleyball | 2000 Summer | |
| Luis Casíllas | Mexico | Modern pentathlon | 1936 Summer | |
| Miriam Casillas | Spain | Triathlon | 2016 Summer, 2020 Summer, 2024 Summer | |
| Toñín Casillas | Puerto Rico | Basketball | 1960 Summer | |
| Éric Casimir | France | Artistic gymnastics | 2000 Summer | |
| Patrice Casimir | 1992 Summer, 1996 Summer | |
| Ernest Casimir-Lambert | Belgium | Bobsleigh | 1928 Winter | |
| Fernando Casimiro | Portugal | Athletics | 1952 Summer | |
| Italo Casini | Italy | Bobsleigh | 1932 Winter | |
| Vojtěch Caska | Czechoslovakia | Rowing | 1976 Summer, 1980 Summer | |
| Kenneth Caskey | United States | Athletics | 1928 Summer | |
| Beatrice Câșlaru | Romania | Swimming | 1992 Summer, 1996 Summer, 2000 Summer, 2004 Summer | |
| Věra Čáslavská | Czechoslovakia | Artistic gymnastics | 1960 Summer, 1964 Summer, 1968 Summer | |
| Charlotte Caslick | Australia | Rugby sevens | 2016 Summer, 2020 Summer, 2024 Summer | |
| Erwin Casmir | Germany | Fencing | 1928 Summer, 1932 Summer, 1936 Summer | |
| Gustav Casmir | 1904 Summer | |
| Norman Casmir | 1952 Summer | |
| Alexandra Caso | Dominican Republic | Volleyball | 2004 Summer | |
| Antonio Casoar | Italy | Rowing | 1956 Summer | |
| Francesco Casolari | Baseball | 1996 Summer, 2000 Summer, 2004 Summer | |
| Lutz Caspers | West Germany | Athletics | 1968 Summer | |
| Arnaud Casquette | Mauritius | 1996 Summer, 2000 Summer | |
| Sabrina Cass | Brazil | Freestyle skiing | 2022 Winter | |
| Gerry Cassan | Canada | Speed skating | 1972 Winter | |
| Tammaro Cassandro | Italy | Shooting | 2020 Summer, 2024 Summer | |
| Valerio Cassani | Football | 1948 Summer | |
| Georgina Cassar | Great Britain | Rhythmic gymnastics | 2012 Summer | |
| Andrea Cassarà | Italy | Fencing | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer, 2020 Summer | |
| Austin Cassar-Torreggiani | Malta | Athletics | 1936 Summer | |
| Aimé Cassayet-Armagnac | France | Rugby | 1924 Summer | |
| Carina Cassøe Krüth | Denmark | Equestrian dressage | 2020 Summer | |
| Matthias Casse | Belgium | Judo | 2020 Summer, 2024 Summer | |
| Ollan Cassell | United States | Athletics | 1964 Summer | |
| Amos Casselman | Archery | 1904 Summer | |
| Harold Cassels | Great Britain | Field hockey | 1920 Summer | |
| Luke Casserly | Australia | Football | 1996 Summer | |
| Edwin Cassiani | Colombia | Boxing | 1992 Summer | |
| Geovanis Cassiani | Football | 1992 Summer | |
| Daniel Cassiau-Haurie | France | Weightlifting | 1984 Summer | |
| Christina Cassidy | United States | Shooting | 2000 Summer | |
| Frank Cassidy | Boxing | 1920 Summer | |
| John Cassidy | Canada | Speed skating | 1972 Winter | |
| John Cassidy | Basketball | 1976 Summer | |
| Nicola Cassidy | Ireland | Equestrian eventing | 2000 Summer | |
| Philip Cassidy | Road cycling | 1984 Summer, 1988 Summer | |
| Ronald Cassidy | Trinidad and Tobago | Track cycling | 1964 Summer | |
| Dayaan Cassiem | South Africa | Field hockey | 2020 Summer, 2024 Summer | |
| Mustapha Cassiem | 2020 Summer, 2024 Summer | |
| Océane Cassignol | France | Marathon swimming | 2024 Summer | |
| Alexandre Cassin | Table tennis | 2020 Summer | |
| Chiara Cassin | Italy | Artistic swimming | 2000 Summer | |
| Héctor Cassina | Argentina | Road cycling | 1968 Summer | |
| Igor Cassina | Italy | Artistic gymnastics | 2000 Summer, 2004 Summer, 2008 Summer | |
| Delfina Cassinda | Angola | Athletics | 2000 Summer | |
| Andrea Cassinelli | Italy | Short track speed skating | 2022 Winter | |
| Nicola Cassio | Swimming | 2008 Summer | |
| Roberto Cassio | 1988 Summer | |
| Giuseppe Cassioli | Art competitions | 1928 Summer | |
| Yngve Casslind | Sweden | Ice hockey | 1956 Winter | |
| Jennifer Casson | Canada | Rowing | 2020 Summer, 2024 Summer | |
| Sherry Cassuto | United States | 1988 Summer | |
| Massimo Castagna | Italy | Volleyball | 1988 Summer | |
| Nina Castagna | United States | Rowing | 2024 Summer | |
| Alberto Castagnetti | Italy | Swimming | 1972 Summer | |
| Luigi Castagnola | Water polo | 1976 Summer | |
| Federico Castaing | Argentina | Equestrian jumping | 1996 Summer | |
| Francis Castaing | France | Road cycling | 1980 Summer | |
| Matteo Castaldo | Italy | Rowing | 2016 Summer, 2020 Summer | |
| Isabel Castañe | Spain | Swimming | 1960 Summer, 1964 Summer | |
| Patricia Castañeda Miyamoto | Mexico | 2012 Summer | |
| Alfonso Castañeda | Shooting | 1956 Summer | |
| Carlos Castañeda | Guatemala | Football | 1988 Summer | |
| Gerardo Castañeda | Shooting | 1968 Summer | |
| Jhon Castañeda | Colombia | Athletics | 2020 Summer | |
| Jorge Castañeda | Mexico | Football | 1992 Summer | |
| José Castañeda | Road cycling | 1976 Summer | |
| Lucía Castañeda | Nicaragua | Weightlifting | 2012 Summer | |
| Raúl Castañeda | Mexico | Boxing | 2004 Summer | |
| Paul Castanet | France | Athletics | 1900 Summer | |
| Bruno Castanheira | Portugal | Road cycling | 2000 Summer | |
| Dora Castanheira | Brazil | Volleyball | 1980 Summer, 1988 Summer | |
| Carlos Castaño | Spain | Track cycling | 2004 Summer | |
| Catalina Castaño | Colombia | Tennis | 2004 Summer | |
| Gabriel Castaño | Mexico | Swimming | 2020 Summer, 2024 Summer | |
| Robert Caste | France | Athletics | 1920 Summer | |
| Carmen Casteiner | Italy | Diving | 1976 Summer | |
| Alexianne Castel | France | Swimming | 2008 Summer, 2012 Summer | |
| Jean Castel | Sailing | 1948 Summer | |
| Joana Castelão | Portugal | Shooting | 2012 Summer | |
| Arnaud de Castelbajac | France | 1924 Summer | |
| Jorge Castelblanco | Panama | Athletics | 2016 Summer, 2020 Summer | |
| Sipke Castelein | Netherlands | Rowing | 1964 Summer | |
| Sonja Castelein | Belgium | Athletics | 1976 Summer | |
| Vincent Castell | France | Bobsleigh | 2018 Winter | |
| Julieta Castellán | Argentina | Field hockey | 1996 Summer | |
| Osvaldo Castellan | Italy | Road cycling | 1972 Summer | |
| Daniel Castellani | Argentina | Volleyball | 1984 Summer, 1988 Summer | |
| Daniela Castellani | Italy | Softball | 2000 Summer, 2004 Summer | |
| Iván Castellani | Argentina | Volleyball | 2012 Summer | |
| Massimo Castellani | Italy | Diving | 1988 Summer | |
| Vittorio Stellin Castellani | Field hockey | 1952 Summer | |
| Alejandro Castellanos | Honduras | Swimming | 2000 Summer | |
| Guillermo Castellanos | Mexico | Shooting | 1984 Summer | |
| Marianella Castellanos | Venezuela | Softball | 2008 Summer | |
| Mercedes Castellanos | Spain | Handball | 2020 Summer, 2024 Summer | |
| Plutarco Castellanos | Honduras | Swimming | 1988 Summer, 1992 Summer | |
| Roberto Castellanos | El Salvador | Athletics | 1968 Summer | |
| Santiago Castellanos | Spain | Swimming | 2000 Summer | |
| Víctor Castellanos | Guatemala | Shooting | 1968 Summer, 1972 Summer | |
| Juana Castellaro | Argentina | Field hockey | 2024 Summer | |
| Rinaldo Castellenghi | Italy | Boxing | 1924 Summer | |
| Queralt Castellet | Spain | Snowboarding | 2006 Winter, 2010 Winter, 2014 Winter, 2018 Winter, 2022 Winter | |
| Enrico Castelli | Italy | Basketball | 1936 Summer | |
| Giuseppe Castelli | Athletics | 1928 Summer, 1932 Summer | |
| Irene Castelli | Artistic gymnastics | 2000 Summer | |
| María Castelli | Argentina | Field hockey | 1996 Summer | |
| Marissa Castelli | United States | Figure skating | 2014 Winter | |
| Nino Castelli | Italy | Rowing | 1920 Summer | |
| Roberto Castelli | Boxing | 1992 Summer | |
| Antonio Castellini | 1972 Summer | |
| Julien Castellini | Monaco | Alpine skiing | 1994 Winter | |
| Enrique Castelló | Spain | Rowing | 1960 Summer | |
| Núria Castelló | Swimming | 1992 Summer | |
| Jorge Castellón | Bolivia | Athletics | 1996 Summer | |
| Berta Castells | Spain | 2004 Summer, 2008 Summer, 2012 Summer | |
| Asnage Castelly | Haiti | Wrestling | 2016 Summer | |
| Hernando Castelo | Philippines | Shooting | 1956 Summer, 1960 Summer | |
| Albert Castelyns | Belgium | Water polo, Bobsleigh | 1936 Summer, 1952 Winter, 1956 Winter | |
| Sofie Castenschiold | Denmark | Tennis | 1912 Summer | |
| Marie-Louise Castenskiold | Equestrian dressage | 1984 Summer | |
| Alphonse Castex | France | Rugby | 1920 Summer | |
| Henri de Castex | Shooting | 1912 Summer, 1920 Summer | |
| Josiane Castiau | Swimming | 1972 Summer | |
| Luigi Castiglione | Italy | Boxing | 1992 Summer | |
| Yael Castiglione | Argentina | Volleyball | 2016 Summer | |
| Arianna Castiglioni | Italy | Swimming | 2016 Summer, 2020 Summer | |
| Joseph Castiglioni | France | Artistic gymnastics | 1900 Summer, 1908 Summer | |
| Claudio Castilla Ruiz | Spain | Equestrian dressage | 2016 Summer, 2024 Summer | |
| Juan José Castilla | Mexico | Modern pentathlon | 1972 Summer | |
| Auguste Castille | France | Artistic gymnastics | 1900 Summer, 1908 Summer | |
| Fernand Castille [ Wikidata ] | 1908 Summer | |
| Carles Castillejo | Spain | Athletics | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| Lidia Castillejo | Artistic gymnastics | 1988 Summer | |
| Rosa María Castillejo | Fencing | 1992 Summer, 1996 Summer | |
| Jorge Castillejos | Mexico | 1968 Summer, 1972 Summer | |
| Agustin Castillo | Dominican Republic | Boxing | 1992 Summer | |
| Apolonio Castillo | Mexico | Swimming | 1948 Summer | |
| Armando Castillo | Guatemala | Track cycling | 1952 Summer | |
| Beatriz Castillo | Cuba | Athletics | 1972 Summer | |
| Brenda Castillo | Dominican Republic | Volleyball | 2012 Summer, 2020 Summer, 2024 Summer | |
| Carolina Castillo | Colombia | Wrestling | 2012 Summer, 2016 Summer | |
| Darrel Castillo | Guatemala | Judo | 2012 Summer | |
| Diego Castillo | Panama | Swimming | 2012 Summer | |
| Francisco Castillo | Spain | Water polo | 1948 Summer, 1952 Summer | |
| Gabriel Castillo | Bolivia | Swimming | 2020 Summer | |
| Inés Castillo | Peru | Badminton | 2024 Summer | |
| Jocelyn Castillo | Venezuela | Diving | 2012 Summer | |
| Jorge Castillo | Mexico | Rowing | 1968 Summer | |
| José Castillo | Cuba | Diving | 1948 Summer | |
| José Castillo | Peru | Athletics | 1992 Summer | |
| Julio Castillo | Ecuador | Boxing | 2012 Summer, 2016 Summer, 2020 Summer | |
| Junior Castillo | Dominican Republic | 2012 Summer | |
| Lenin Castillo | 2008 Summer | |
| Liset Castillo | Cuba | Basketball | 1992 Summer, 2000 Summer | |
| Luis Castillo | Ecuador | Boxing | 1980 Summer | |
| Luis Castillo | Dominican Republic | Baseball | 2020 Summer | |
| Lylian Castillo | Uruguay | Swimming | 1968 Summer | |
| María de Jesús Castillo | Mexico | Football | 2004 Summer | |
| Martín Castillo | Boxing | 1996 Summer | |
| Modesto Castillo | Dominican Republic | Athletics | 1984 Summer, 1988 Summer | |
| Nabor Castillo | Mexico | Judo | 2012 Summer | |
| Orlando Castillo | Colombia | Road cycling | 1988 Summer | |
| Rodolfo Castillo | Costa Rica | Weightlifting | 1968 Summer | |
| Rut Castillo | Mexico | Rhythmic gymnastics | 2020 Summer | |
| Segundo Castillo | Peru | Football | 1936 Summer | |
| Tito Castillo | El Salvador | Shooting | 1968 Summer | |
| Víctor Castillo | Venezuela | Athletics | 2004 Summer | |
| Wanelge Castillo | Panama | Wrestling | 1968 Summer, 1972 Summer | |
| Yahel Castillo | Mexico | Diving | 2008 Summer, 2012 Summer, 2020 Summer | |
| Yalennis Castillo | Cuba | Judo | 2008 Summer, 2016 Summer | |
| Yuneisy Castillo | Softball | 2000 Summer | |
| Raymond Castilloux | United States | Road cycling | 1964 Summer | |
| Andrew Castle | Great Britain | Tennis | 1988 Summer, 1992 Summer | |
| Naomi Castle | Australia | Water polo | 2000 Summer, 2004 Summer | |
| Frank Castleman | United States | Athletics | 1904 Summer | |
| Kristi Castlin | 2016 Summer | |
| Lawrence V. Castner | Fencing | 1924 Summer | |
| Carlota Castrejana | Spain | Basketball, Athletics | 1992 Summer, 2000 Summer, 2004 Summer, 2008 Summer | |
| Aarne Castrén | Finland | Sailing | 1952 Summer | |
| Matilda Castren | Golf | 2020 Summer | |
| Daniela Castrignano | Italy | Taekwondo | 2004 Summer | |
| Roberto Castrillo | Cuba | Shooting | 1972 Summer, 1976 Summer, 1980 Summer | |
| Luiz Virgilio Castro de Moura | Brazil | Judo | 1980 Summer | |
| Izi Castro Marques | Basketball | 2004 Summer, 2016 Summer | |
| Rodrigo de Castro Pereira | Portugal | Tennis | 1924 Summer | |
| Abelardo Castro | Chile | Fencing | 1928 Summer | |
| Afonso de Castro | Brazil | Rowing | 1936 Summer | |
| Ángela Castro | Bolivia | Athletics | 2016 Summer, 2020 Summer | |
| Angelo Di Castro | Italy | Art competitions | 1948 Summer | |
| Arles Castro | Colombia | Track cycling | 2008 Summer, 2012 Summer | |
| Armando Castro | Mexico | Rowing | 1968 Summer | |
| Augusto Castro | Colombia | Cycling BMX racing | 2008 Summer | |
| Bárbara Castro | Chile | Tennis | 1996 Summer | |
| Carlos Castro | Argentina | Water polo | 1928 Summer | |
| Carlos Castro | Mexico | Athletics | 1968 Summer | |
| Cecilia Castro | Spain | Taekwondo | 2024 Summer | |
| César Castro | Brazil | Diving | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| César Castro | Spain | Swimming | 2024 Summer | |
| Claudino Castro | Brazil | Water polo | 1952 Summer | |
| Cristina Castro | Spain | Athletics | 1992 Summer | |
| Danel Castro | Cuba | Baseball | 2000 Summer | |
| Daniel Castro | Hong Kong | Field hockey | 1964 Summer | |
| Daniel Castro | Spain | Archery | 2020 Summer | |
| David Castro | Brazil | Swimming | 1988 Summer | |
| Deyse de Castro | Athletics | 1952 Summer | |
| Dionísio Castro | Portugal | 1988 Summer, 1992 Summer | |
| Domingos Castro | 1988 Summer, 1992 Summer, 1996 Summer, 2000 Summer | |
| Eduardo Castro | Mexico | 1984 Summer | |
| Eugenio Castro | Cuba | Track cycling | 1992 Summer | |
| Francisco Castro | Puerto Rico | Athletics | 1952 Summer | |
| Gail Castro | United States | Beach volleyball | 1996 Summer | |
| Guillermo Castro | El Salvador | Football | 1968 Summer | |
| Héctor Castro | Uruguay | 1928 Summer | |
| Helio Castro | El Salvador | Shooting | 1968 Summer | |
| Jenny Castro [ Wikidata ] | Venezuela | Artistic swimming | 2000 Summer | |
| João Francisco de Castro | Brazil | Rowing | 1932 Summer | |
| Jorge Castro | Mexico | Artistic gymnastics | 1948 Summer | |
| José Castro | Brazil | Shooting | 1932 Summer | |
| José Castro | Uruguay | Water polo | 1936 Summer | |
| José de Castro | Portugal | Fencing | 1948 Summer | |
| Julio Castro | Spain | Shooting | 1932 Summer | |
| Lilian Castro | El Salvador | 2016 Summer | |
| Lúcio de Castro | Brazil | Athletics | 1932 Summer | |
| Luis Castro | Puerto Rico | 2016 Summer, 2024 Summer | |
| Manuel Castro | Mexico | Water polo | 1952 Summer | |
| María Castro | El Salvador | Swimming | 1968 Summer | |
| Mariano Castro | Argentina | Sailing | 1992 Summer | |
| Mario Castro | Cuba | Artistic gymnastics | 1980 Summer | |
| Mario Castro | Chile | Rowing | 1984 Summer | |
| Miguel Castro | Athletics | 1936 Summer | |
| Militza Castro | Puerto Rico | 2000 Summer | |
| Milton Castro | Colombia | Taekwondo | 2000 Summer | |
| Milton de Castro | Brazil | Athletics | 1980 Summer | |
| Nachman Castro | Israel | Football | 1968 Summer | |
| Nelson Castro | Colombia | Weightlifting | 1996 Summer, 2000 Summer, 2004 Summer | |
| Patricia Castro | Spain | Swimming | 2012 Summer, 2016 Summer | |
| Raúl Castro | Uruguay | Water polo | 1948 Summer | |
| Reynaldo Castro | Dominican Republic | Diving | 1980 Summer, 1984 Summer | |
| Rodrigo Castro | Brazil | Swimming | 2000 Summer, 2004 Summer, 2008 Summer | |
| Sheilla Castro | Volleyball | 2008 Summer, 2012 Summer, 2016 Summer | |
| Simona Castro | Chile | Artistic gymnastics | 2012 Summer, 2016 Summer, 2020 Summer | |
| Simplicio de Castro | Philippines | Boxing | 1936 Summer | |
| Verónica Castro | Spain | Artistic gymnastics | 1996 Summer | |
| Victor Hugo Castro | Argentina | Boxing | 2000 Summer | |
| Wagner Castropil | Brazil | Judo | 1992 Summer | |
| Jonathan Castroviejo | Spain | Road cycling | 2012 Summer, 2016 Summer | |
| Titouan Castryck | France | Canoe slalom | 2024 Summer | |
| Roberto Casuso | Cuba | Handball | 1980 Summer | |
| Jason Caswell | Canada | Shooting | 1996 Summer, 2000 Summer | |
| Ana Cata-Chitiga | France | 3x3 basketball | 2020 Summer | |
| Marius Căta-Chițiga | Romania | Volleyball | 1980 Summer | |
| Vicente Catada | Argentina | Boxing | 1924 Summer | |
| Armand Catafago | Egypt | Basketball | 1948 Summer, 1952 Summer | |
| Camille Catala | France | Football | 2012 Summer | |
| Rodolphe Catalaa | Weightlifting | 1924 Summer | |
| Matt Catalano | Canada | Athletics | 1984 Summer | |
| Amleto Cataldi | Italy | Art competitions | 1924 Summer | |
| Kissya Cataldo | Brazil | Rowing | 2012 Summer | |
| Christopher Catalfo | United States | Wrestling | 1984 Summer | |
| Juan Catán | Argentina | Field hockey | 2024 Summer | |
| Samantha Catantan | Philippines | Fencing | 2024 Summer | |
| Olimpia Cataramă | Romania | Athletics | 1964 Summer, 1968 Summer | |
| Omar Catarí | Venezuela | Boxing | 1984 Summer, 1988 Summer | |
| Paulo Catarino | Portugal | Athletics | 1988 Summer | |
| Romolo Catasta | Italy | Rowing | 1948 Summer | |
| Tamika Catchings | United States | Basketball | 2004 Summer, 2008 Summer, 2012 Summer, 2016 Summer | |
| Caesar ten Cate | Netherlands | Football | 1912 Summer | |
| Dick ten Cate | Equestrian eventing | 1948 Summer | |
| Piet ten Bruggen Cate | Shooting | 1908 Summer | |
| James Cater | Great Britain | Boxing | 1920 Summer | |
| Martin Čater | Slovenia | Alpine skiing | 2018 Winter | |
| Mojca Cater | Canada | Swimming | 1988 Summer | |
| Dale Caterson | Australia | Rowing | 1988 Summer | |
| Noah Cates | United States | Ice hockey | 2022 Winter | |
| Valeria Cătescu | Romania | Rowing | 1980 Summer | |
| Ethel Catherwood | Canada | Athletics | 1928 Summer | |
| Sarah Catherwood | New Zealand | Swimming | 1996 Summer | |
| Conradin Cathomen | Switzerland | Alpine skiing | 1984 Winter | |
| Orlando Catinchi | Puerto Rico | Swimming | 1976 Summer | |
| Steph Catley | Australia | Football | 2016 Summer, 2020 Summer, 2024 Summer | |
| John Catliff | Canada | 1984 Summer | |
| Kelly Catlin | United States | Track cycling | 2016 Summer | |
| Nicholas Catlin | Great Britain | Field hockey | 2012 Summer, 2016 Summer | |
| Kahlil Cato | Saint Vincent and the Grenadines | Athletics | 1996 Summer | |
| Magnus Cato | Sweden | Handball | 1992 Summer | |
| Roxroy Cato | Jamaica | Athletics | 2012 Summer, 2016 Summer | |
| Elio Catola | Italy | 1960 Summer | |
| Larry Caton | United States | Handball | 1972 Summer | |
| Rhonda Cator | Australia | Badminton | 1992 Summer, 1996 Summer, 2000 Summer | |
| Silvio Cator | Haiti | Athletics | 1924 Summer, 1928 Summer, 1932 Summer | |
| Guilherme Catramby Filho | Brazil | Modern pentathlon | 1936 Summer | |
| Hugo Catrileo [ Wikidata ] | Chile | Athletics | 2024 Summer | |
| Santiago Catrofe | Uruguay | 2024 Summer | |
| Martin Cattalini | Australia | Basketball | 2000 Summer, 2004 Summer | |
| Ebrahim Al-Cattan | Kuwait | Fencing | 1980 Summer | |
| George Cattanach | Canada | Lacrosse | 1904 Summer | |
| Angelo Cattaneo | Italy | Track cycling | 1928 Summer | |
| Anna Cattaneo | Figure skating | 1936 Winter | |
| Camilla Cattaneo | Artistic swimming | 2016 Summer | |
| Ercole Cattaneo | Figure skating | 1936 Winter | |
| Giorgio Cattaneo | Speed skating | 1948 Winter | |
| Luca Cattaneo | Alpine skiing | 1998 Winter | |
| Marco Cattaneo | Road cycling | 1980 Summer | |
| Micol Cattaneo | Athletics | 2008 Summer | |
| Sandra Cattaneo | Switzerland | Ice hockey | 2006 Winter | |
| Diego Cattani | Italy | Short track speed skating | 1998 Winter | |
| René Cattarinussi | Biathlon | 1998 Winter, 2002 Winter | |
| Américo Cattaruzza | Argentina | Tennis | 1924 Summer | |
| Décio Cattaruzzi | Brazil | Volleyball | 1972 Summer | |
| Marino Cattedra | Italy | Judo | 1988 Summer, 1992 Summer | |
| Charles Catterall | South Africa | Boxing | 1936 Summer | |
| Victoria Catterson [ Wikidata ] | Ireland | Swimming | 2024 Summer | |
| Philippe Cattiau | France | Fencing | 1920 Summer, 1924 Summer, 1928 Summer, 1932 Summer, 1936 Summer | |
| Raymond Cattin | Switzerland | Sailing | 1988 Summer | |
| Ferdinand Cattini | Ice hockey | 1936 Winter, 1948 Winter | |
| Hans Cattini | 1936 Winter, 1948 Winter | |
| Henry Cattley | Great Britain | Artistic gymnastics | 1908 Summer | |
| Freddy Cattoir | Belgium | Field hockey | 1928 Summer | |
| Robert Cattrall | Great Britain | 1984 Summer | |
| Anuța Cătună | Romania | Athletics | 1996 Summer, 2000 Summer | |
| Jean Cau | France | Rowing | 1900 Summer | |
| François Cauchon | Canada | Fencing | 2024 Summer | |
| Molly Caudery | Great Britain | Athletics | 2024 Summer | |
| Jean Caudron | Belgium | Football | 1928 Summer | |
| Sylvain Caudron | France | Athletics | 2000 Summer | |
| Jacques Caufrier | Belgium | Water polo | 1960 Summer, 1964 Summer | |
| Auguste Caulet | France | Boxing | 1948 Summer | |
| Virginie Caulier | Belgium | Equestrian eventing | 2012 Summer | |
| Mariano Caulín | Uruguay | Rowing | 1960 Summer, 1964 Summer | |
| Steven Caulker | Great Britain | Football | 2012 Summer | |
| Tracy Caulkins | United States | Swimming | 1984 Summer | |
| Joseph Caullé | France | Athletics | 1912 Summer | |
| Roger Caumo | Brazil | Canoe sprint | 2000 Summer | |
| Agate Caune | Latvia | Athletics | 2024 Summer | |
| Fabien Causeur | France | Basketball | 2012 Summer | |
| Pedro Causil | Colombia | Speed skating | 2018 Winter | |
| Stéphane Cauterman | France | Artistic gymnastics | 1988 Summer | |
| Terrance Cauthen | United States | Boxing | 1996 Summer | |
| Olivier Cauwenbergh | Belgium | Canoe sprint | 2012 Summer | |
| Albert Van Cauwenburg | Equestrian vaulting | 1920 Summer | |
| Michel Caux | France | Ice hockey | 1968 Winter | |
| Philippe Caux | Curling | 2002 Winter | |
| Cavit Cav | Turkey | Track cycling | 1928 Summer | |
| Galip Cav | 1928 Summer | |
| Hélder Cavaco | Portugal | Shooting | 1988 Summer | |
| Auguste Cavadini | France | 1900 Summer | |
| Rémi Cavagna | Road cycling | 2020 Summer | |
| Osvaldo Cavagnaro | Argentina | Rowing | 1960 Summer | |
| Carlo Cavagnoli | Italy | Boxing | 1928 Summer | |
| Régine Cavagnoud | France | Alpine skiing | 1992 Winter, 1994 Winter, 1998 Winter | |
| Rebecca Cavalcante | Brazil | Beach volleyball | 2020 Summer | |
| Guilherme Cavalcanti | Shooting | 1952 Summer | |
| Pericles Cavalcanti | Equestrian eventing | 1952 Summer | |
| Fernando Cavaleiro | Portugal | 1948 Summer, 1952 Summer, 1956 Summer | |
| René Cavalero | France | Swimming | 1936 Summer | |
| Jéssica Cavalheiro | Brazil | 2016 Summer | |
| Paulo Cavalheiro | Boxing | 1952 Summer | |
| Massimo Cavaliere | Italy | Fencing | 1988 Summer | |
| Fernanda Cavalieri | Brazil | Rhythmic gymnastics | 2004 Summer | |
| Luigi Cavalieri | Italy | Bobsleigh | 1948 Winter, 1952 Winter | |
| Mario Cavalla | Ski jumping | 1924 Winter | |
| Valentina Cavallar | Austria | Rowing | 2020 Summer | |
| Alessandro Cavallaro | Italy | Athletics | 2000 Summer | |
| Salvatore Cavallaro | Boxing | 2024 Summer | |
| Filipa Cavalleri | Portugal | Judo | 1992 Summer, 1996 Summer, 2000 Summer | |
| Alberto Cavallero | Italy | Athletics | 1924 Summer | |
| Martina Cavallero | Argentina | Field hockey | 2012 Summer, 2016 Summer | |
| Pablo Cavallero | Football | 1996 Summer | |
| Enzo Cavalli | Italy | Athletics | 1960 Summer | |
| Louis Cavalli | Switzerland | Shooting | 1952 Summer | |
| Ludovica Cavalli | Italy | Athletics | 2024 Summer | |
| Marta Cavalli | Road cycling | 2020 Summer | |
| Gerardo Cavallieri | Argentina | 1968 Summer | |
| Alex Cavallini | United States | Ice hockey | 2022 Winter | |
| Fernando Cavallini [ Wikidata ] | Italy | Fencing | 1912 Summer | |
| Fernando Cavallini | Wrestling | 1924 Summer | |
| Leonardo Cavallini | Bobsleigh | 1968 Winter | |
| Paola Cavallino | Swimming | 2004 Summer, 2008 Summer | |
| Franco Cavallo | Sailing | 1968 Summer | |
| Vittorio Cavalotti | Track cycling | 1920 Summer | |
| Roberto Cavanagh | Argentina | Polo | 1936 Summer | |
| Chris Cavanaugh | United States | Swimming | 1984 Summer | |
| Richard Cavanaugh | Luge | 1972 Winter, 1976 Winter | |
| Edinson Cavani | Uruguay | Football | 2012 Summer | |
| Domiziana Cavanna | Italy | Artistic swimming | 2020 Summer | |
| Patrik Ćavar | Croatia | Handball | 1996 Summer | |
| Agnis Čavars | Latvia | 3x3 basketball | 2020 Summer | |
| Ion Cavași | Romania | Alpine skiing | 1976 Winter | |
| Enzo Cavazzoni | Italy | Water polo | 1956 Summer | |
| Cinzia Cavazzuti | Judo | 2000 Summer, 2004 Summer | |
| Franco Cavegn | Switzerland | Alpine skiing | 1994 Winter, 1998 Winter, 2002 Winter | |
| Felismina Cavela | Angola | Athletics | 2012 Summer | |
| Timo Cavelius [ Wikidata ] | Germany | Judo | 2024 Summer | |
| Bruno Cavelti | Switzerland | Artistic gymnastics | 1984 Summer, 1988 Summer | |
| Louise Cavenaile | Belgium | Field hockey | 2012 Summer | |
| Mark Cavendish | Great Britain | Track cycling, Road cycling | 2008 Summer, 2012 Summer, 2016 Summer | |
| Kristen Caverly | United States | Swimming | 2004 Summer | |
| José Cavero | Peru | Athletics | 1964 Summer | |
| Ken Caves | Australia | Road cycling, Track cycling | 1948 Summer, 1952 Summer | |
| Benjamin Cavet | France | Freestyle skiing | 2014 Winter, 2018 Winter, 2022 Winter | |
| Milorad Čavić | Serbia and Montenegro, Serbia | Swimming | 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer | |
| Dario Caviezel | Switzerland | Snowboarding | 2018 Winter, 2022 Winter | |
| Gino Caviezel | Alpine skiing | 2014 Winter, 2018 Winter, 2022 Winter | |
| Mauro Caviezel | 2014 Winter, 2018 Winter | |
| Emidio Cavigioli | Italy | Football | 1948 Summer | |
| Juan Caviglia | Argentina | Artistic gymnastics | 1952 Summer, 1960 Summer | |
| Auguste Cavignac | Belgium | Boxing | 1948 Summer | |
| Philippe Cavoret | France | Skeleton | 2002 Winter, 2006 Winter | |
| Jorge Cavoti | Argentina | Equestrian dressage | 1956 Summer, 1960 Summer | |
| Lavena Cavuru | Fiji | Rugby sevens | 2020 Summer, 2024 Summer | |
| Elston Cawley | Jamaica | Athletics | 1996 Summer | |
| Rex Cawley | United States | 1964 Summer | |
| Shirley Cawley | Great Britain | 1952 Summer | |
| Gil Cawood | New Zealand | Rowing | 1968 Summer | |
| Kenneth Cawood | South Africa | Swimming | 1992 Summer | |
| Rachel Cawthorn | Great Britain | Canoe sprint | 2012 Summer, 2016 Summer | |
| Derrick Cawthorne | Fencing | 1964 Summer | |
| Hilary Cawthorne | 1976 Summer, 1980 Summer | |
| Paul Cayard | United States | Sailing | 2004 Summer | |
| Juan Cayasso | Costa Rica | Football | 1984 Summer | |
| Jacinto Cayco | Philippines | Swimming | 1948 Summer | |
| Pedro Cayco | 1956 Summer | |
| Ben Cayenne | Trinidad and Tobago | Athletics | 1968 Summer | |
| Aleksandr Çaykovski [ Wikidata ] | Turkey | Sailing | 1984 Summer | |
| Robert Cayman | Belgium | Field hockey | 1948 Summer | |
| Robert Caymaris | France | Artistic gymnastics | 1960 Summer | |
| Diogo Cayolla | Portugal | Sailing | 1996 Summer, 2000 Summer, 2004 Summer | |
| Mireille Cayre | France | Artistic gymnastics | 1968 Summer, 1972 Summer | |
| Adolphe Cayron | Track cycling | 1900 Summer | |
| Phil Cayzer | Australia | Rowing | 1952 Summer | |
| Angela Cazac | Romania | 1996 Summer | |
| Liliana Cazac | 1996 Summer | |
| Patrick Cazal | France | Handball | 2000 Summer | |
| Clement Cazalet | Great Britain | Tennis | 1908 Summer | |
| William Marshall Cazalet | Jeu de paume | 1908 Summer | |
| Cazacu Cazan | Romania | Ice hockey | 1980 Winter | |
| Iulică Cazan | Shooting | 2000 Summer | |
| Magda Cazanga | Angola | Handball | 2012 Summer, 2016 Summer, 2020 Summer | |
| Rodolfo Cazaubón | Mexico | Golf | 2016 Summer | |
| Héléna Cazaute [ Wikidata ] | France | Volleyball | 2024 Summer | |
| Ray Cazaux | Great Britain | Wrestling | 1936 Summer, 1948 Summer | |
| Amélie Cazé | France | Modern pentathlon | 2004 Summer, 2008 Summer, 2012 Summer | |
| Jacques la Caze | Equestrian driving | 1900 Summer | |
| Bruno de Cazenove | Sailing | 1976 Summer | |
| Chris de Cazenove | 1976 Summer | |
| Marie-Christine Cazier | Athletics | 1988 Summer | |
| Maxim Cazmirciuc | Moldova | Swimming | 1996 Summer | |
| José Cazorla | Venezuela | Shooting | 1960 Summer | |
| Maite Cazorla | Spain | Basketball | 2020 Summer, 2024 Summer | |
| Alessandro Bettoni Cazzago | Italy | Equestrian jumping | 1928 Summer, 1948 Summer | |
| Mario Cazzaniga | Water polo | 1924 Summer | |
| Pier Giorgio Cazzola | Athletics | 1960 Summer | |
| Giovanni Cazzulani | Road cycling | 1932 Summer | |
| Pedro Cea | Uruguay | Football | 1924 Summer, 1928 Summer | |
| Elena Ceampelea | Romania | Artistic gymnastics | 1964 Summer, 1972 Summer | |
| Petre Ceapura | Rowing | 1968 Summer, 1972 Summer, 1980 Summer | |
| Alexandru Ceaușu | Canoe sprint | 2004 Summer | |
| Dani Ceballos | Spain | Football | 2020 Summer | |
| Isabel Ceballos | Colombia | Swimming | 1996 Summer, 2000 Summer | |
| Macarena Ceballos | Argentina | 2024 Summer | |
| Matilde Ceballos | Panama | Weightlifting | 1992 Summer | |
| Pedro Ceballos | Venezuela | Wrestling | 2016 Summer | |
| Nicolae Ceban | Moldova | 2008 Summer, 2012 Summer, 2016 Summer | |
| Alenka Čebašek | Slovenia | Cross country skiing | 2014 Winter, 2018 Winter | |
| Jakob Čebašek | Basketball | 2020 Summer | |
| Derya Cebecioğlu | Turkey | Volleyball | 2024 Summer | |
| Selçuk Çebi | Wrestling | 2012 Summer, 2016 Summer | |
| Suzana Ćebić | Serbia | Volleyball | 2008 Summer, 2012 Summer | |
| Emin Cəbrayilov | Azerbaijan | Diving | 1996 Summer, 2000 Summer | |
| José Cebreros | Mexico | Boxing | 1968 Summer | |
| Alicia Cebrián | Spain | Sailing | 2012 Summer, 2016 Summer | |
| Elisabeth Cebrián | Basketball | 1992 Summer, 2004 Summer | |
| Anne Cebula | United States | Fencing | 2024 Summer | |
| Ewald Cebula | Poland | Football | 1952 Summer | |
| Franciszek Cebulak | 1936 Summer | |
| Klemen Čebulj | Slovenia | Volleyball | 2024 Summer | |
| Andrei Cecan | Moldova | Swimming | 2000 Summer | |
| Benedetta Ceccarelli | Italy | Athletics | 2004 Summer | |
| Daniela Ceccarelli | Alpine skiing | 2002 Winter, 2006 Winter | |
| Domenico Ceccarelli | Boxing | 1928 Summer | |
| Ugo Ceccarelli | Modern pentathlon | 1936 Summer | |
| Sofia Ceccarello | Shooting | 2020 Summer | |
| Andrea Ceccarini | Swimming | 1980 Summer, 1988 Summer | |
| Lucio Ceccarini | Water polo | 1952 Summer | |
| Paolo Ceccaroli [ Wikidata ] | Baseball | 1992 Summer, 1996 Summer | |
| Dante Ceccatelli | Wrestling | 1924 Summer | |
| Sante Ceccherini | Fencing | 1908 Summer | |
| Domenico Cecchetti | San Marino | Road cycling | 1960 Summer | |
| Elisa Cecchetti | Italy | Softball | 2020 Summer | |
| Giorgio Cecchetti [ Wikidata ] | San Marino | Alpine skiing | 1976 Winter | |
| Greta Cecchetti [ Wikidata ] | Italy | Softball | 2020 Summer | |
| Alberto Cecchi | Rowing | 1972 Summer | |
| Andrea Cecchi | Swimming | 1992 Summer | |
| Anna Maria Cecchi | 1960 Summer, 1964 Summer | |
| Arvedo Cecchini | Wrestling | 1952 Summer | |
| Elena Cecchini | Road cycling | 2016 Summer, 2024 Summer | |
| José Antonio Cecchini | Spain | Judo | 1980 Summer | |
| Joseph Luke Cecchini | Italy | Skeleton | 2018 Winter | |
| Sandra Cecchini | Tennis | 1988 Summer, 1992 Summer | |
| Giuliano Ceccoli [ Wikidata ] | San Marino | Shooting | 1992 Summer | |
| Thomas Ceccon | Italy | Swimming | 2020 Summer, 2024 Summer | |
| Claudio Cecconi [ Wikidata ] | Baseball | 1992 Summer | |
| Giancarlo Cecconi | Shooting | 1972 Summer | |
| Maurizia Cecconi | Artistic swimming | 1996 Summer, 2000 Summer | |
| Walter Cecconi | Figure skating | 1976 Winter | |
| Donovan Cech | South Africa | Rowing | 2000 Summer, 2004 Summer | |
| Petr Čech | Czechoslovakia | Athletics | 1972 Summer | |
| Serghei Cechir | Moldova | Weightlifting | 2016 Summer | |
| Dana Čechová | Czech Republic | Table tennis | 2008 Summer, 2012 Summer | |
| Kateřina Čechová | Athletics | 2012 Summer | |
| Vincenzo Ceci | Italy | Track cycling | 1984 Summer | |
| Andrea Cecon | Nordic combined, Ski jumping | 1994 Winter | |
| Federico Cecon | Ski jumping | 2018 Winter | |
| Roberto Cecon | 1992 Winter, 1994 Winter, 1998 Winter, 2002 Winter | |
| Irajá Cecy | Brazil | Athletics | 1976 Summer | |
| Machel Cedenio | Trinidad and Tobago | 2016 Summer, 2020 Summer | |
| Euri Cedeño | Dominican Republic | Boxing | 2020 Summer | |
| Freddy Cedeño | Venezuela | Volleyball | 2008 Summer | |
| Susanne Ceder | Sweden | Ice hockey | 1998 Winter | |
| Herman Cederberg | Finland | Swimming | 1908 Summer, 1912 Summer | |
| Stig Cederberg | Sweden | Boxing | 1936 Summer | |
| Per Cederblom | Swimming | 1920 Summer | |
| Camilla Cedercreutz | Finland | Sailing | 2016 Summer | |
| Hjalmar Cedercrona | Sweden | Artistic gymnastics | 1908 Summer | |
| Birger Cederin | Fencing | 1936 Summer | |
| Poul Cederquist | Denmark | Athletics | 1948 Summer, 1952 Summer | |
| Jane Cederqvist | Sweden | Swimming | 1960 Summer | |
| Gunnar Cederschiöld | Fencing | 1928 Summer | |
| Hugo Cederschiöld | Shooting | 1912 Summer | |
| Margareta Cederschiöld | Tennis | 1912 Summer | |
| Ieva Cederštrēma-Volfa | Latvia | Biathlon | 1994 Winter, 1998 Winter | |
| Adolph Cederström | Sweden | Shooting | 1912 Summer | |
| Gunilla Cederström | Athletics | 1968 Summer | |
| Sulo Cederström | Finland | Shooting | 1936 Summer | |
| Andrea Cedrón | Peru | Swimming | 2012 Summer, 2016 Summer | |
| Carlos Cedron | Shooting | 1960 Summer | |
| Paul Ceesay | The Gambia | Athletics | 1984 Summer | |
| Peter Ceesay | 1984 Summer | |
| Gheorghe Cefan | Romania | 1972 Summer, 1976 Summer | |
| Henryk Cegielski | Poland | Basketball | 1968 Summer | |
| Len Ceglarski | United States | Ice hockey | 1952 Winter | |
| Janusz Cegliński | Poland | Basketball | 1972 Summer | |
| Kristjan Čeh | Slovenia | Athletics | 2020 Summer, 2024 Summer | |
| Peter Cehlárik | Slovakia | Ice hockey | 2022 Winter | |
| Nejc Cehte | Slovenia | Handball | 2024 Summer | |
| Benjámin Ceiner | Hungary | Canoe sprint | 2016 Summer | |
| Agustín Cejas | Argentina | Football | 1964 Summer | |
| Mario Cejas | Rowing | 2012 Summer | |
| Alex Čejka | Germany | Golf | 2016 Summer | |
| Jan Čejka | Czech Republic | Swimming | 2020 Summer | |
| Henry Cejudo | United States | Wrestling | 2008 Summer | |
| Antoni Cejzik | Poland | Athletics | 1924 Summer, 1928 Summer | |
| Carlo Celada [ Wikidata ] | Italy | Artistic gymnastics | 1908 Summer | |
| Nikoleta Celárová | Slovakia | Ice hockey | 2010 Winter | |
| Juan Celaya | Mexico | Diving | 2020 Summer, 2024 Summer | |
| Eva Celbová | Czech Republic | Beach volleyball | 2000 Summer, 2004 Summer | |
| Siboniso Cele | South Africa | Canoe slalom | 2008 Summer | |
| Thabo Cele | Football | 2020 Summer | |
| Zamandosi Cele | 2012 Summer | |
| Luis Celedón | Chile | Athletics | 1952 Summer | |
| Zlatko Celent | Yugoslavia | Rowing | 1976 Summer, 1980 Summer, 1984 Summer, 1988 Summer | |
| Billy Celeski | Australia | Football | 2008 Summer | |
| Milena Čelesnik | Yugoslavia | Athletics | 1960 Summer | |
| Somoza Celestin | Haiti | Judo | 1996 Summer | |
| Vuk Čelić | Serbia | Swimming | 2020 Summer | |
| Recep Çelik | Turkey | Athletics | 2008 Summer | |
| Ali Çelikiz | Boxing | 1988 Summer | |
| Bixio Celio | Switzerland | Ice hockey | 1952 Winter | |
| Manuele Celio | 1988 Winter, 1992 Winter | |
| François Celis [ Wikidata ] | Belgium | Athletics | 1908 Summer | |
| Nancy Celis | Germany | Volleyball | 1996 Summer | |
| Nick Celis | Belgium | 3x3 basketball | 2020 Summer | |
| Giancarlo Cella | Italy | Football | 1960 Summer | |
| Lorenzo Cellerino | Athletics | 1972 Summer | |
| Paola Celli | Artistic swimming | 1992 Summer, 1996 Summer | |
| Claudio Celon | Sailing | 1984 Summer, 1988 Summer, 1996 Summer | |
| Mario Celon | 1984 Summer, 1988 Summer, 1996 Summer | |
| Nicola Celon | 2000 Summer | |
| Matt Celotti | Australia | Judo | 2008 Summer | |
| Celsinho | Brazil | Football | 1972 Summer | |
| J. R. Celski | United States | Short track speed skating | 2010 Winter, 2014 Winter, 2018 Winter | |
| Jan Čelůstka | Czech Republic | Triathlon | 2012 Summer | |
| Damien Cely | France | Diving | 2012 Summer | |
| Wiesław Cempa | Poland | Cross country skiing | 1992 Winter | |
| Bajro Čenanović | Yugoslavia | Speed skating | 1992 Winter | |
| Mirco Cenci | Italy | Shooting | 1996 Summer | |
| Vid Cencic | Uruguay | Road cycling | 1964 Summer | |
| Mariusz Cendrowski | Poland | Boxing | 2000 Summer | |
| Ilhami Çene | Turkey | Fencing | 1936 Summer | |
| Ali Cengiz | Wrestling | 2024 Summer | |
| Lin Ea Cenholt [ Wikidata ] | Denmark | Sailing | 2020 Summer | |
| John Ceniza | Philippines | Weightlifting | 2024 Summer | |
| Silvio Censale [ Wikidata ] | Puerto Rico | Baseball | 1992 Summer | |
| Erik Cent | Netherlands | Track cycling | 1988 Summer, 1992 Summer | |
| Gianmatteo Centazzo | Italy | Artistic gymnastics | 1992 Summer | |
| René Centellas | Bolivia | Boxing | 1984 Summer | |
| Francisco Centelles | Cuba | Athletics | 1980 Summer | |
| José Centenera | Spain | Equestrian eventing | 1960 Summer | |
| Santiago Centenera | 1992 Summer, 1996 Summer | |
| Jesús Centeno | Modern pentathlon | 1992 Summer | |
| Leopoldo Centeno | 1988 Summer, 1992 Summer | |
| Mario Centeno | Nicaragua | Boxing | 1984 Summer | |
| Yesenia Centeno | Spain | Athletics | 2008 Summer | |
| Martina Centofanti | Italy | Rhythmic gymnastics | 2016 Summer, 2020 Summer, 2024 Summer | |
| Nadia Centoni | Volleyball | 2004 Summer, 2008 Summer, 2016 Summer | |
| Maria Centracchio | Judo | 2020 Summer | |
| Matt Centrowitz | United States | Athletics | 1976 Summer | |
| Matthew Centrowitz Jr. | 2012 Summer, 2016 Summer, 2020 Summer | |
| Domenico Centurioni | Italy | Wrestling | 1968 Summer | |
| Bohumil Cepák | Czechoslovakia | Handball | 1976 Summer | |
| Ladislav Čepčianský | Canoe sprint | 1956 Summer, 1960 Summer | |
| Frederich Cepeda | Cuba | Baseball | 2004 Summer, 2008 Summer | |
| Julio Cepeda | Mexico | Road cycling | 1952 Summer | |
| Marco Cepeda | Spain | Athletics | 2000 Summer | |
| Verónica Cepede Royg | Paraguay | Tennis | 2012 Summer, 2016 Summer, 2020 Summer | |
| Daiva Čepelienė | Lithuania | Road cycling | 1992 Summer | |
| Julio Cepero | Cuba | Football | 1976 Summer | |
| Jolanda Čeplak | Slovenia | Athletics | 2000 Summer, 2004 Summer | |
| Constantin-Liviu Cepoi | Romania, Moldova | Luge | 1992 Winter, 1994 Winter, 1998 Winter, 2002 Winter | |
| Sorin Cepoi | Romania | Artistic gymnastics | 1976 Summer, 1980 Summer | |
| Mihajlo Čeprkalo | Bosnia and Herzegovina | Swimming | 2016 Summer | |
| Jonas Čepulis | Soviet Union | Boxing | 1968 Summer | |
| Ethan Cepuran | United States | Speed skating | 2022 Winter | |
| Matjaž Ceraj | Slovenia | Judo | 2008 Summer, 2012 Summer | |
| Zdravko Ceraj | Yugoslavia | Athletics | 1952 Summer | |
| Miroslav Cerar | Artistic gymnastics | 1960 Summer, 1964 Summer, 1968 Summer | |
| Lino Cerati | Italy | Shooting | 1976 Summer | |
| Umberto Cerati | Athletics | 1936 Summer | |
| Gastone Cerato | Rowing | 1924 Summer | |
| Marco Cerbone [ Wikidata ] | Baseball | 2000 Summer | |
| Eugenio Cerboneschi | Equestrian eventing | 1928 Summer | |
| Marc Cerboni | France | Fencing | 1984 Summer | |
| André Cerbonney | Athletics | 1928 Summer | |
| Simone Cercato | Italy | Swimming | 2000 Summer, 2004 Summer | |
| Titi Cercel | Romania | Boxing | 1980 Summer | |
| Natalia Cercheș | Moldova | Athletics | 2004 Summer, 2012 Summer | |
| Vitalie Cercheș | 2000 Summer | |
| Jozefína Čerchlanová | Czechoslovakia | 1976 Summer | |
| Damián Cerdá | Spain | Shooting | 1972 Summer | |
| Miguel Cerda | Chile | Rowing | 2000 Summer | |
| Tales Cerdeira | Brazil | Swimming | 2012 Summer, 2016 Summer | |
| Céré [ Wikidata ] | France | Fencing | 1900 Summer | |
| Igor Čerenšek | Croatia | Swimming | 2004 Summer | |
| Anton Cerer | Yugoslavia | 1936 Summer, 1948 Summer | |
| Annalisa Ceresa | Italy | Alpine skiing | 2006 Winter | |
| Peter Čerešňák | Slovakia | Ice hockey | 2018 Winter, 2022 Winter | |
| Adriana Cerezo | Spain | Taekwondo | 2020 Summer, 2024 Summer | |
| Gisela Cerezo | Venezuela | Swimming | 1972 Summer | |
| José Manuel Cerezo | Spain | Athletics | 2000 Summer | |
| Marina Cergol | Italy | Softball | 2000 Summer | |
| Larisa Cerić | Bosnia and Herzegovina | Judo | 2016 Summer, 2020 Summer, 2024 Summer | |
| Primož Čerin | Yugoslavia | Road cycling | 1984 Summer | |
| Ivan Cerioli | Italy | Track cycling | 1992 Summer | |
| Carlo Cerioni | Basketball | 1948 Summer, 1952 Summer | |
| Mauro Cerioni | 1972 Summer | |
| Stefano Cerioni | Fencing | 1984 Summer, 1988 Summer, 1992 Summer, 1996 Summer | |
| Daniel Cerisey | France | Cross country skiing | 1972 Winter | |
| Tomaž Cerkovnik | Yugoslavia | Alpine skiing | 1984 Winter | |
| Deniss Čerkovskis | Latvia | Modern pentathlon | 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer | |
| Anni Cermak | Austria | Artistic gymnastics | 1960 Summer | |
| Dragutin Čermak | Yugoslavia | Basketball | 1968 Summer, 1972 Summer | |
| Evžen Čermák | Czechoslovakia | Alpine skiing | 1956 Winter | |
| František Čermák | Shooting | 1924 Summer, 1936 Summer | |
| Petr Čermák | Rowing | 1964 Summer, 1968 Summer | |
| Roman Čermák | Track cycling | 1988 Summer | |
| Jiřina Čermáková | Field hockey | 1980 Summer | |
| Nehomar Cermeño | Venezuela | Boxing | 2000 Summer | |
| Jorge Cermesoni | Argentina | Fencing | 1948 Summer | |
| Hana Černá | Czechoslovakia, Czech Republic | Swimming | 1992 Summer, 1996 Summer, 2000 Summer | |
| Lenka Černá | Czechoslovakia | Handball | 1988 Summer | |
| Věra Černá | Athletics | 1960 Summer | |
| Alena Černáková | Artistic gymnastics | 1976 Summer | |
| Viktória Čerňanská | Slovakia | Bobsleigh | 2022 Winter | |
| Neža Černe | Yugoslavia | Artistic gymnastics | 1948 Summer | |
| Rudi Cerne | West Germany | Figure skating | 1980 Winter, 1984 Winter | |
| Teja Černe | Slovenia | Sailing | 2004 Summer, 2012 Summer | |
| Ion Cernea | Romania | Wrestling | 1960 Summer, 1964 Summer | |
| Matej Černič | Italy | Volleyball | 2004 Summer | |
| Zdeněk Černický | Czechoslovakia | Canoe sprint | 1936 Summer | |
| František Černík | Water polo | 1920 Summer | |
| František Černík | Ice hockey | 1984 Winter | |
| Martin Černík | Czech Republic | Snowboarding | 2006 Winter | |
| Maruša Černjul | Slovenia | Athletics | 2016 Summer | |
| Giovanni Cernogoraz | Croatia | Shooting | 2012 Summer, 2016 Summer, 2024 Summer | |
| Helena Černohorská | Czechoslovakia | Biathlon | 1992 Winter | |
| Jan Černohorský | Fencing | 1920 Summer, 1928 Summer | |
| Julio Cernuda | Argentina | Alpine skiing | 1948 Winter | |
| Dominik Černý | Slovakia | Athletics | 2024 Summer | |
| Josef Černý | Czechoslovakia | Ice hockey | 1960 Winter, 1964 Winter, 1968 Winter, 1972 Winter | |
| Ondřej Černý | Czech Republic | Cross country skiing | 2022 Winter | |
| Slavoj Černý | Czechoslovakia | Track cycling | 1960 Summer | |
| Teodor Černý | 1980 Summer | |
| Vladimír Černý | Modern pentathlon | 1956 Summer | |
| Vlastimil Černý | Canada | Swimming | 1988 Summer | |
| Blanca Cerón | Spain | 1996 Summer | |
| Dionicio Cerón | Mexico | Athletics | 1992 Summer, 1996 Summer | |
| Miloš Cerović | Serbia and Montenegro | Swimming | 2000 Summer | |
| Carolina Cerqueda | Andorra | 2004 Summer | |
| Raúl Cerqueira | Portugal | 1960 Summer | |
| Juan Ignacio Cerra | Argentina | Athletics | 2000 Summer, 2004 Summer, 2008 Summer, 2012 Summer | |
| Maria Cerra | United States | Fencing | 1948 Summer | |
| Fernando Cerrada | Spain | Athletics | 1976 Summer | |
| Luis Cerrilla | Mexico | Football | 1928 Summer | |
| Luis del Cerro | Spain | Shooting | 1968 Summer, 1972 Summer, 1976 Summer, 1984 Summer | |
| Antonio Cerroni | Italy | Wrestling | 1960 Summer | |
| Jean Cerrottini | Switzerland | Fencing | 1960 Summer | |
| Linda Cerruti | Italy | Artistic swimming | 2016 Summer, 2020 Summer, 2024 Summer | |
| Tomas Cerrutti | Argentina | Rowing | 1924 Summer | |
| Isadora Cerullo | Brazil | Rugby sevens | 2016 Summer, 2020 Summer | |
| Francisco Cerúndolo | Argentina | Tennis | 2020 Summer, 2024 Summer | |
| Roberto Ceruti | Italy | Road cycling | 1976 Summer | |
| Alison Cerutti | Brazil | Beach volleyball | 2012 Summer, 2016 Summer, 2020 Summer | |
| Camille Cerutti [ Wikidata ] | France | Alpine skiing | 2022 Winter | |
| Claudia Cerutti | Italy | Modern pentathlon | 2000 Summer | |
| Fabio Cerutti | Athletics | 2008 Summer, 2012 Summer | |
| Florencia Cerutti | Paraguay | Sailing | 2008 Summer | |
| Luigi Cerutti | Italy | Bobsleigh | 1928 Winter | |
| Paul Cerutti | Monaco | Shooting | 1972 Summer, 1976 Summer | |
| Riccardo Cerutti | Italy | Rowing | 1948 Summer | |
| Franc Červan | Yugoslavia | Athletics | 1964 Summer | |
| Brittany Cervantes | Mexico | Softball | 2020 Summer | |
| Dana Cervantes | Spain | Athletics | 2004 Summer | |
| Diego Cervantes | Mexico | Fencing | 2020 Summer | |
| Eligio Cervantes | Triathlon | 2004 Summer | |
| Elizabeth Cervantes [ Wikidata ] | Artistic swimming | 1992 Summer | |
| Roberto Cervantes | Boxing | 1968 Summer | |
| Víctor Cervantes | Rowing | 1968 Summer | |
| Frank Cervell | Sweden | Fencing | 1948 Summer | |
| Karel Červenka [ Wikidata ] | Czechoslovakia | Road cycling | 1924 Summer | |
| Roman Červenka | Czech Republic | Ice hockey | 2010 Winter, 2014 Winter, 2018 Winter, 2022 Winter | |
| Dominika Červenková | Rhythmic gymnastics | 2004 Summer | |
| Markéta Červenková | Athletics | 2020 Summer | |
| Jaroslav Červený | Czechoslovakia | Football | 1924 Summer | |
| Louise Cervera [ Wikidata ] | France | Sailing | 2024 Summer | |
| Luisa Cervera | Peru | Volleyball | 1984 Summer, 1988 Summer | |
| María Cervera | 1976 Summer | |
| Federico Cervi | Italy | Fencing | 1980 Summer, 1988 Summer | |
| Andreas Cervin | Sweden | Artistic gymnastics | 1908 Summer | |
| Oldřich Červinka | Czechoslovakia | Track cycling | 1924 Summer | |
| Oscar Cervo | Argentina | Shooting | 1952 Summer, 1956 Summer, 1960 Summer, 1968 Summer | |
| Jean Ces | France | Boxing | 1924 Summer | |
| Jennifer Cesar | Venezuela | Road cycling | 2016 Summer | |
| José Ángel César | Cuba | Athletics | 2000 Summer | |
| Taciana Cesar | Guinea-Bissau | Judo | 2016 Summer, 2020 Summer | |
| Federico Cesarano | Italy | Fencing, Shooting | 1920 Summer, 1924 Summer | |
| César de Cesare | Ecuador | Canoe sprint | 2012 Summer, 2016 Summer | |
| Elisabet Cesáreo | Spain | Handball | 2020 Summer | |
| Daniele Cesaretti | San Marino | Road cycling | 1972 Summer, 1976 Summer | |
| Spartaco Cesaretti [ Wikidata ] | Shooting | 1960 Summer | |
| Velleda Cesari | Italy | Fencing | 1948 Summer, 1952 Summer, 1956 Summer, 1960 Summer | |
| Claudia Cesarini | Modern pentathlon | 2012 Summer, 2016 Summer | |
| Federica Cesarini | Rowing | 2020 Summer | |
| Giorgia Cesarini | San Marino | Archery | 2024 Summer | |
| Vittoria Cesarini | Italy | Athletics | 1952 Summer | |
| Lamberto Ceserani | Figure skating | 1976 Winter | |
| Vladas Česiūnas | Soviet Union | Canoe sprint | 1972 Summer | |
| Michal Češka | Czech Republic | Figure skating | 2018 Winter | |
| Denise Cesky | Austria | Sailing | 2000 Summer | |
| Irena Česneková | Czech Republic | Biathlon | 1994 Winter, 1998 Winter, 2002 Winter, 2006 Winter | |
| Alba de Céspedes | Italy | Art competitions | 1936 Summer | |
| Vicente Céspedes | Paraguay | Judo | 1988 Summer, 1992 Summer | |
| Aurelio Cestari | Italy | Road cycling | 1956 Summer | |
| José Cestero | Puerto Rico | Basketball | 1960 Summer | |
| Ottavia Cestonaro | Italy | Athletics | 2024 Summer | |
| Vasıf Çetinel | Turkey | Football | 1952 Summer | |
| Ali Çetiner | Road cycling | 1948 Summer | |
| Kelime Çetinkaya | Cross country skiing | 2002 Winter, 2006 Winter, 2010 Winter, 2014 Winter | |
| Petra Cetkovská | Czech Republic | Tennis | 2012 Summer | |
| Alois Cetkovský | Czechoslovakia | Ice hockey | 1936 Winter | |
| Matt Cetlinski | United States | Swimming | 1988 Summer | |
| Bruno Cetraro | Uruguay | Rowing | 2020 Summer, 2024 Summer | |
| Dean Cetrulo | United States | Fencing | 1948 Summer | |
| François Ceulemans | Belgium | Shooting | 1920 Summer | |
| Jan Ceulemans | Basketball | 1952 Summer | |
| Mario Cevasco | Italy | Water polo | 1964 Summer, 1968 Summer, 1972 Summer | |
| Václav Čevona | Czechoslovakia | Athletics | 1948 Summer, 1952 Summer | |
| Abdil Ceylan | Turkey | 2008 Summer | |
| Dennis Ceylan | Denmark | Boxing | 2012 Summer | |
| Turan Ceylan | Turkey | Wrestling | 1996 Summer | |
| Rudi Ceyssens | Belgium | Track cycling | 1984 Summer | |
| Luiz Cézar | Brazil | Boxing | 1964 Summer | |
| Marcos Antônio Cezar | Handball | 1996 Summer | |
| Jean-Paul Cézard | France | Canoe sprint | 1976 Summer | |
| Anna Čežíková [ Wikidata ] | Czech Republic | Luge | 2022 Winter | |