Kim Collins is a former Kittitian track and field sprinter. In 2003, he became the World Champion in the 100 metres. He represented his country at the Summer Olympics on five occasions, from 1996 to 2016, and was the country's first athlete to reach an Olympic final. He competed at ten editions of the World Championships in Athletics, from 1995 to 2015, winning five medals. He was a twice runner-up in the 60 metres at the IAAF World Indoor Championships. At regional level, he was a gold medallist at the Commonwealth Games and a silver medallist at the Pan American Games. As of 2023, he is the only Individual World Championships Gold medallist from Saint Kitts and Nevis.
Vicente Lenílson de Lima is a Brazilian sprinter specializing in the 100 metres, 200 metres, and the 4×100 metres relay.
Aaron Nigel Armstrong is a track and field sprint athlete who competes internationally for Trinidad and Tobago. He is the 2008 Olympic champion in 4 × 100 metres relay.
Jaysuma Saidy Ndure is a Gambian-Norwegian sprinter. He is of Serer heritage of the noble Ndure family. In 2002, he went to Oslo, aged 18 and settled with his father who has lived in Norway since the 1970s. Having changed nationality from Gambia to Norway in 2006, he holds Norwegian records in the 100 and in the 200 metres, and is the seventh and fourth fastest European of all times on the two distances. He has a bronze medal from the African Championships and several top-three placings in IAAF Golden League meets and the IAAF World Athletics Final.
Brendan Kyle Akeem Christian is a sprinter from Antigua and Barbuda who specializes in the 200 metres. Born in Antigua, he is the son of Donald Christian who competed in the 1976 Summer Olympics in Montreal as a cyclist. His personal best 100 metres time is 10.09 seconds, achieved in June 2009 in Nivelles. He is also a holder of the Antiguan and Barbudan record in 4 x 100 metres relay with 39.90 seconds.
Kristof Beyens is a Belgian sprint athlete, who specialises in the 100 and 200 metres. His personal best time over 200 metres is 20.44 s, achieved in Osaka during the World Championships.
Tobias Benjamin Unger is a retired German track and field athlete who competed in sprints.
Shinji Takahira is a Japanese sprinter who specialises in the 100 and 200 metres.
Naoki Tsukahara is a Japanese track and field sprinter who specialises in the 100 metres.
Saint Kitts and Nevis first participated at the Olympic Games in 1996, and have competed in every Summer Olympic Games since then. The country has never won an Olympic medal and has not competed at the Winter Olympic Games.
Gretta Taslakian is a Lebanese sprinter of Armenian and Syrian descent who specializes in the 200 metres and 400 meters. She is the first Lebanese woman to participate in three Olympic Games. Gretta is the current Lebanese national record holder in the outdoor 200 meters and 400 meters and indoor 400 meters. She was also a member of the record holding team in the outdoor 4x100 meter relay and 4x400 meter relay.
Amr Ibrahim Mostafa Seoud is an Egyptian sprinter who specializes in 100 and 200 metres. His personal best times are 10.13 and 20.36 seconds in the 100 and 200 metres.
Thuso Mpuang is a South African sprinter who specializes in the 200 metres.
Dominica sent a delegation of eight people, including two athletes, to compete at the 2008 Summer Olympics in Beijing, China. Its appearance in Beijing marked the fourth time a delegation from Dominica participated in an Olympic games since its debut at the 1996 Olympic games, one of its smallest delegations in its history and the first Dominican delegation that did not include female athletes. Chris Lloyd ran for Dominica in the men's 200 meters and Erison Hurtault participated in the men's 400 meters. Neither advanced past the qualification rounds. Lloyd was also supposed to compete in the men's 400 meters, but did not participate in it. Track coach Jérôme Romain was the country's flag bearer at the Olympics.
The men's sprint at the 2008 Summer Olympics took place on August 17–19 at the Laoshan Velodrome. There were 21 competitors from 15 nations, with each nation limited to two cyclists. The event was won by Chris Hoy of Great Britain, the nation's first victory in the men's sprint and first medal in the event since 1948. He faced his teammate Jason Kenny in the final, the first time since 1984 that one nation had taken the top two spots. Mickaël Bourgain of France earned bronze. Germany's four-Games podium streak ended.
Joseph Obinna Metu is a Nigerian sprinter who specializes in the 100 metres. His personal best time is 10.11 seconds, achieved in June 2012 in Calabar.
Cruz Rolando Palacios Castillo is a Honduran sprinter who specializes in the 100 metres and 200 metres. He was born in Sambo Creek, a traditional Garífuna village. His personal best time is 10.22 seconds, achieved in July 2008 in Toluca.
Ángel David Rodríguez García is a Spanish sprinter. He specializes in the 100 metres. His personal best time is 10.23 seconds in the 100 metres, achieved in July 2008 in Salamanca, and 20.61 seconds in the 200 metres, achieved in July 2008 in Barcelona.
Sandro Ricardo Rodrigues Viana is a track and field sprint athlete who competes internationally for Brazil.
The men's 200 metres sprint event at the 1948 Summer Olympics took place between 2 August and 3 August. There were 51 competitors from 28 nations. The maximum number of athletes per nation had been set at 3 since the 1930 Olympic Congress. The final was won by American Mel Patton. His countryman Barney Ewell earned silver, making this the third consecutive Games the United States took the top two spots in the event. Lloyd La Beach's bronze gave Panama a medal in its debut in the event.
Uruguay 
