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 champion from Saint Kitts and Nevis.
Jerome Young is an American former track and field sprinter who specialized in the 400-meter dash. He won gold medals with the United States 4 × 400-meter relay team at the 2001 World Championships in Athletics and 1997 World Championships in Athletics, but was later stripped of these medals due to doping and was ultimately banned from the sport. He also was the heats runner for the relay team at the 2000 Summer Olympics, where the Americans won gold, but this medal was rescinded as well.
Bernard Rollen Williams III is an American male former track and field sprinter and winner of a gold medal in 4 × 100-meter relay at the 2000 Summer Olympics. He was the 200-meter dash silver medalist at the 2004 Summer Olympics and the 100-meter dash silver medalist at the 2001 World Championships in Athletics. He also won relay gold at the 2003 World Championships in Athletics and was the 100 m gold medalist at the 1999 Pan American Games.
Yipsi Moreno González is a Cuban hammer thrower. She is a triple world champion and Olympic gold medalist, a former world junior record holder and current area record holder.
Gregory Haughton is a Jamaican 400 metres runner. He won three Olympic medals, one at the 1996 Summer Olympics and two at the 2000 Summer Olympics. His personal best for the 400 m was 44.56 seconds.
Yunaika Crawford Rogert is a Cuban hammer thrower who won the Olympic bronze medal in 2004 with a personal best throw of 73.16 metres.
Maurren Higa Maggi is a Brazilian retired track and field athlete and Olympic gold medallist. She is the South American record holder in the 100 metres hurdles and long jump, with 12.71 seconds and 7.26 metres respectively. She also has a best of 14.53 metres in the triple jump – a former South American record. She is the first Brazilian woman to win an Olympic gold medal in an individual sport.
Marco Torrieri is an Italian sprinter specializing in 200 metres.
The men's shot put at the Athens 2004 Summer Olympics was held on August 18, 2004, at the Ancient Olympia Stadium in Olympia, Greece. It was originally planned to hold the discus throw at this venue, but it was discovered that the field was insufficiently large to accommodate the range of modern discus throwers, and would have posed a danger to spectators. As such, it was decided instead to hold the shot put at the site, despite the fact that the shot put was not contested at the Ancient Olympic Games. All distances are given in metres. Thirty-nine athletes from 26 nations competed.
Germán Luján Lauro is an Argentine shot putter and discus thrower. He is the South American record holder in the shot put both indoors and outdoors with marks of 21.04 m and 21.26 m, respectively. His personal best in the discus is 63.55 metres.
Keila da Silva Costa is a Brazilian long jumper and triple jumper. She has competed in three Olympic Games, 2004, 2008 and 2012, and has reached the final round both there and in World Championships and World Indoor Championships. She is the South American record holder in triple jump with 14.58 metres, and has 6.88 metres in the long jump. Both results were achieved in 2007.
Fabrizio Donato is an Italian former athlete who competed in the triple jump and occasionally in the long jump. He is known for winning gold medals at the 2001 Mediterranean Games and the 2009 European Indoor Championships, the latter in a new championship record of 17.59 metres. He is the Italian record holder with 17.60 metres outdoor and 17.73 indoor.
Redelén Melo dos Santos is a Brazilian former track and field athlete who specialised in the 110 metres hurdles. His personal best of 13.29 seconds for the event is the South American record. He is a two-time South American Champion in the hurdles and also won a silver medal in 2001.
Cristian Andrés Chocho León is an Ecuadorian race walker who competes in both the 20 km and 50 km walk events. He is the South American record holder in the 50 km and 20,000 metres walking events.
Niusha Carmen Mancilla Heredia is a Bolivian former middle and long-distance runner. She holds the Bolivian records from 800 metres up to the 15 km road distance, as well as for the 3000 metres steeplechase.
Inés Melchor is a Peruvian long-distance runner. She competed in the marathon at the 2012 Summer Olympics, placing 25th with a time of 2:28:54. In September 2014 she placed 8th at the Berlin Marathon with a time of 2:26.48, new Peruvian national record and the South America area record. Melchor also holds Peruvian records for the 5000 and 10,000 metres on the track.
Carl Oliver Jr. is a Bahamian former track and field sprinter who specialised in the 400 metres. He is the current secretary of the Bahamas Association of Athletic Associations. His greatest achievements on the track came with the Bahamian 4×400 metres relay team. He was a bronze medallist in the relay at the 2000 Summer Olympics and was also a finalist at the 1996 Atlanta Olympics and the 1999 World Championships in Athletics. He helped set a national record of 3:02.85 minutes at the 1995 World Championships in Athletics.
Cleveland Forde, is a Guyanese track runner who specialized in various middle-distance and long-distance disciplines. Forde holds national records for Guyana in the 1500 metres and 5000 metres disciplines. He represented his country at the World Championships in Athletics in 2007, the IAAF World Cross Country Championships in 2007 and 2008, and the 2008 IAAF World Half Marathon Championships.
Carlos Martín Díaz del Río is a Chilean middle and long-distance runner. He holds the Chilean national record for the indoor and outdoor 1500 metres, the indoor 3000 metres, the 10,000 metres, the half marathon and the marathon. He was the gold medallist in the event at the South American Championships in Athletics in 2015.
Isireli Naikelekelevesi is a Fijian former middle-distance runner who specialised in the 800 metres. He is the Fijian national record holder in that event.
Chile 
