Elaine Chan Yu-ning is a two-time Olympic swimmer from Hong Kong, specialized in freestyle events. At age sixteen, Chan first competed at the 2004 Summer Olympics in Athens, where she finished forty-seventh in the women's 50 m freestyle, with a time of 27.48 seconds. Following her remarkable performance at the Olympics, Chan granted a full scholarship to the Ohio State University in Columbus, Ohio, where she trained with the college swimming team for 18 months. In 2007, Chan returned to Hong Kong to pursue her education with a bachelor's degree in economics and finance at the University of Hong Kong, while she trained with the national team in preparation for the Olympics. She qualified for the 2008 Summer Olympics in Beijing, and competed for the second time in women's 50 m freestyle. She swam in the seventh heat of the competition, with a time of 26.54 seconds, bettering her personal best from the previous Olympics, but finishing only in forty-fourth place.
Martha Matsa is a Greek swimmer, who specialized in sprint freestyle events. She is a two-time Olympian, and a member of the swimming team for HAN Thessaloniki.
Ragnheiður Ragnarsdóttir, also known as Ragga Ragnars is an Icelandic actress and former swimmer, who specialised in sprint freestyle events. She is a multiple-time Icelandic record holder in both long and short course freestyle. After retiring from swimming, Ragnheiður studied acting and played the role of Gunnhild on the TV series Vikings from 2018 to 2020.
Sandra Kazíková is a Czech former swimmer, who specialized in sprint freestyle events. She posted a long-course national record time of 25.99 seconds, by winning the 50 m freestyle at the 2008 Czech Winter Championships in Pardubice. Kazikova is also a member of the swimming team for Slavia VŠ Plzeň, and is coached and trained by Ivana Felgrova.
Yelena Alexeyevna Skalinskaya is a Kazakh former swimmer, who specialized in sprint freestyle and breaststroke events. She is a five-time national champion and record holder in the same stroke. Skalinskaya is a member of the swimming team for Maryland Terrapins, along with her fellow country teammate Marina Mulyayeva.
Maria Tregubova is a Moldovan former swimmer, who specialized in sprint freestyle events. She is a two-time Olympian and a member of the swimming team for Olimpia Chişinău.
Melanie Slowing de Montenegro is a Guatemalan former swimmer, who specialized in sprint freestyle events. Slowing qualified for the women's 50 m freestyle, as a 31-year-old, at the 2004 Summer Olympics in Athens, by breaking a Guatemalan record and posting a FINA B-cut of 26.89 from the Central American and Caribbean Championships in Mexico City. She topped the fourth heat by less than 0.04 of a second ahead of Moldova's Maria Tregubova in 27.44. Slowing failed to advance into the semifinals, as she placed forty-sixth overall out of 75 swimmers on the last day of preliminaries.
Roshendra Julienne Mercedes Vrolijk is an Aruban former swimmer, who specialized in sprint freestyle events. She is one of Aruba's first Olympic swimmers, alongside Davy Bisslik, and also a two-time Olympian.
Jakie Kim Wellman is a Zambian swimmer, who specialized in sprint freestyle events. She is a high school graduate of Kelly College in Devon, England, and a member of the swimming team for the Missouri State Bears, while attending the Missouri State University in Springfield, Missouri, United States.
Geraldine Arce Vanegas is a Nicaraguan swimmer, who specialized in sprint freestyle events. Arce qualified for the women's 50 m freestyle, as a 16-year-old, at the 2004 Summer Olympics in Athens, by receiving a Universality place from FINA, in an entry time of 28.15. She challenged seven other swimmers in heat four, including 31-year-old Melanie Slowing of Guatemala. She edged out Sri Lanka's Menaka de Silva to take a sixth spot by two tenths of a second (0.20) in 28.73. Arce failed to advance into the semifinals, as she placed fifty-first overall out of 75 swimmers on the last day of preliminaries.
Menaka Srimani de Silva is a Sri Lankan swimmer, who specialized in sprint freestyle events. She held a Sri Lankan record from the national championships in 2003 (28.28), until it was eventually broken by 13-year-old Kimiko Raheen nine years later (2012).
Ermelinda Zamba is a Mozambican former swimmer, who specialized in sprint freestyle events. Zamba qualified for the women's 50 m freestyle at the 2004 Summer Olympics in Athens, by receiving a Universality place from FINA, in an entry time of 30.33. She cleared a 30-second barrier, and posted a lifetime best of 29.34 to lead the third heat, edging out Madagascar's Aina Andriamanjatoarimanana in a close race by one hundredth of a second (0.01). Zamba failed to advance into the semifinals, as she placed fifty-fifth overall out of 75 swimmers on the last day of preliminaries.
Eva Donde is a Kenyan swimmer, who specialized in sprint freestyle events. She held Kenyan records in long and short course 50 m freestyle, until they were both broken by Achieng Ajulu-Bushell in 2009. Donde is also a member of Otter Club, and is trained by her longtime coach Whitney Pragassa.
Ghazal El Jobeili is a Lebanese former swimmer, who specialized in sprint freestyle events. El Jobeili qualified for the women's 50 m freestyle at the 2004 Summer Olympics in Athens, by receiving a Universality place from FINA, in an entry time of 31.42. She challenged six other swimmers in heat two, including 14-year-olds Sameera Al-Bitar of Bahrain and Christal Clashing of Antigua and Barbuda. She tied for first place with Al-Bitar in their personal bests of exactly 30 seconds. El Jobeili failed to advance into the semifinals, as she placed sixty-third overall out of 75 swimmers on the last day of preliminaries.
Tracy Ann Route is a Micronesian former swimmer, who specialized in sprint freestyle and butterfly events. She is a two-time Olympian, and holds numerous Pacific age group records in the freestyle and butterfly. She was the first woman to represent the Federated States of Micronesia at the Olympics.
Christal Ariana Clashing O'Reilly is an Antiguan swimmer, who specialized in sprint freestyle events. She also completed a Trans-Atlantic crossing as part of an all-woman team. As a one-time Olympian (2004), she is coached and trained by her mother Edith O'Reilly Clashing, who founded the Wadadli Aquatic Racers (WAR), an elite swim club in Antigua. Her sister Karin O'Reilly Clashing competed in the 50-metre freestyle at the 2012 Summer Olympics in London.
Han Choi is a Malawian swimmer, who specialized in sprint freestyle events. Choi became one of the first Malawian swimmers to compete at the 2004 Summer Olympics in Athens. She qualified for the women's 50 m freestyle, by receiving a Universality place from FINA in an entry time of 32.33. She challenged six other swimmers in heat two, including 14-year-olds Sameera Al-Bitar of Bahrain and Christal Clashing of Antigua and Barbuda. She posted a lifetime best of 31.62 to earn a fourth spot by 0.62 of a second behind joint winners Al-Bitar and Ghazal El Jobeili of Lebanon. Choi failed to advance into the semifinals, as she placed sixty-ninth overall on the last day of preliminaries.
Evelyn Ikelau Otto is a Palauan former swimmer. She swam for Palau at the 2004 Summer Olympics and at the 2003 World Championships.
Ket Sivan is a Cambodian swimmer, who specialized in sprint freestyle events. Ket qualified for the women's 50 m freestyle, by receiving a Universality place from FINA in an entry time of 34.68. She challenged six other swimmers in heat two, including 14-year-olds Sameera Al-Bitar of Bahrain and Christal Clashing of Antigua and Barbuda. She posted a lifetime best of 34.62 to save a seventh spot over Laos' Vilayphone Vongphachanh by nearly two seconds. Ket failed to advance into the semifinals, as she placed seventy-first overall out of 75 swimmers on the last day of preliminaries.
Amira Edrahi is a Libyan swimmer, who specialized in sprint freestyle events.
Suriname 
