Ecuador competed at the 1980 Summer Olympics in Moscow, USSR. Twelve competitors, eleven men and one woman, took part in thirteen events in five sports.
Portugal competed at the 1960 Summer Olympics in Rome, Italy. A delegation of sixty five competitors participated in a record number of eleven sports, with the Star sailing team winning an Olympic silver medal, the second in Portugal's history.
Panama competed at the 1984 Summer Olympics in Los Angeles, United States. The nation returned to the Olympic Games after participating in the American-led boycott of the 1980 Summer Olympics. Eight competitors, seven men and one woman, took part in ten events in five sports.
Spain competed at the 1964 Summer Olympics in Tokyo, Japan. 51 competitors, 48 men and 3 women, took part in 35 events in 9 sports.
Portugal competed at the 1936 Summer Olympics in Berlin, Germany.
Portugal competed at the 1948 Summer Olympics in London, England. A delegation of forty eight competitors participated in eight sports, with an equestrian and sailing teams winning both a bronze and Portugal's first Olympic silver medal, respectively. This was also the first Olympics where this nation won more than one medal.
Portugal first participated at the Olympic Games in 1912 and has since taken part in every edition of the Summer Olympic Games. Earlier that year, the Olympic Committee of Portugal was recognised by the International Olympic Committee as the Portuguese National Olympic Committee. In 1952, athletes representing Portugal competed for the first time at the Olympic Winter Games, and have only missed two editions since 1988.
José Manuel Moreno Periñán is a Spanish former cyclist and Olympic Champion. Moreno won the gold medal at the 1992 Olympic Games in Barcelona, for the Men's 1.000m Time Trial.
José Luis Doreste Blanco is a Spanish sailor and Olympic champion. He competed at the 1988 Summer Olympics in Seoul, where he won a gold medal in the Finn class. In 1998-99, he was a crewmember on Fortuna Extra Lights in the Whitbread Round the World Yacht Race.
Manuel Guzmán Flores is a former international backstroke and freestyle swimmer from Puerto Rico, who participated in two consecutive Summer Olympics for his native country, starting in 1988. His best result was a 12th place in the Men's 4 × 100 m Freestyle Relay at the 1992 Summer Olympics in Barcelona, Spain. He graduated from Bloomington High School South in 1989 where he was an individual state champion and helped lead the team to a state runner-up finish.
Omar Mena Abreu is a retired male sprinter from Cuba. He claimed a total number of two medals at the 1995 Pan American Games in Mar del Plata, Argentina. Meña set his personal best in the men's 400 metres (46.19) on June 10, 1999 in Havana, Cuba.
José Manuel Álvarez was a Mexican sprinter who competed in the 1932 Summer Olympics.
Juan Manuel Cano Ceres is an Argentine racewalker. He was raised in La Banda, Santiago del Estero. He competed in the 20 km walk at the 2008, 2012 and 2016 Summer Olympics. At the 2012 Olympics, he placed 22nd with a time of 1:22:10, an Argentine national record.
Events in the year 1889 in Portugal.
Manuel Doreste Blanco is a Spanish Olympic sailor in the Soling class. He participated in the 2000 Summer Olympics. He is related to Gustavo Doreste, José Luis Doreste and Luis Doreste. He won the 1994 Soling World Championships.
Yaima Rosario Mena Pena is a female diver from Cuba.
Manuel Francisco Borrega Mena is a former Spanish sprinter who competed in the men's 100m competition at the 1996 Summer Olympics. He recorded a 10.52, not enough to qualify for the next round past the heats. His personal best is 10.32, set in 1996.
Miguel Angel Mena is a Nicaraguan swimmer. He competed in the men's 100 metre freestyle event at the 2016 Summer Olympics where he ranked 55th with a time of 53.40 seconds. He did not advance to the semifinals.
José Manuel Bermúdez García is a Spanish rower. He competed at the 1980, 1984, 1988 and the 1992 Summer Olympics.
Ramón Meña is a Panamanian wrestler. He competed at the 1988 Summer Olympics and the 1992 Summer Olympics.
