Saint Kitts and Nevis took part in the 2004 Summer Olympics, which were held in Athens, Greece, from August 13 to 29. The country's participation at Athens marked its third appearance at the Summer Olympics. The delegation included two track and field athletes: Kim Collins in the men's 100 meters, and Tiandra Ponteen in the women's 400 meters.
Saint Kitts and Nevis took part in the 2000 Summer Olympics, which were held in Sydney, Australia, from September 13 to October 1. The country's participation marked its second appearance at the Summer Olympics since its debut at the 1996 Summer Olympics in Atlanta. The delegation included two track and field athletes: Kim Collins and Valma Bass.
Saint Kitts and Nevis competed in the Olympic Games for the first time at the 1996 Summer Olympics in Atlanta, United States. The country sent ten athletes to compete, all in the sport of athletics. None of the athletes received a medal.
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.
The Saint Kitts and Nevis National Olympic Committee sent four athletes to the 2008 Summer Olympics in Beijing, China. All four participated in the track and field competitions across four different events. Three women and one man comprised the Kittitian delegation. Williams and Ponteen did not advance past Qualifications in their events; Hodge reached quarterfinals in both the 100m and 200m sprints; and Collins, who participated in two events, reached the Semifinal round in the 100m sprint, and ranked sixth in the finals in the 200m sprint. Saint Kitts and Nevis did not win any medals during the Beijing Olympics. The flag bearer for the team at the opening ceremony was first-time Olympian Virgil Hodge.
The Saint Kitts and Nevis Olympic Committee is the National Olympic Committee (NOC) representing Saint Kitts and Nevis at the Olympic Games. It is also the body responsible for Saint Kitts and Nevis's representation at the Commonwealth Games. The executive board consists of the president, secretary general, vice president, assistant secretary general, and four members. The president is Alphonso Bridgewater and the secretary general is Glenville Jeffers. The committee has overseen six Olympic and five Commonwealth Games, winning one gold medal at the 2002 Commonwealth Games, by Kim Collins in the 100 meters.
Tiandra Tamika Ponteen is a Saint Kitts and Nevis sprinter who specializes in the 200 metres and the 400 metres.
The 30th CARIFTA Games was held in Bridgetown, Barbados, on April 14–16, 2001. An appraisal of the results has been given on the occasion of 40th anniversary of the games, and on the IAAF website.
The 32nd CARIFTA Games were held in the Hasely Crawford National Stadium in Port of Spain, Trinidad and Tobago on April 19–21, 2003. A detailed report on the results was given.
The 33rd CARIFTA Games was held in the National Stadium in Hamilton, Bermuda, on April 9–11, 2004. An appraisal of the results has been given.
The 35th CARIFTA Games was held in the René Serge Nabajoth Stadium in Les Abymes, Guadeloupe on April 15–17, 2006. A detailed appraisal of the results has been given.
The 36th CARIFTA Games was held in the National Stadium on the island of Providenciales, Turks and Caicos Islands, on April 7–9, 2007. Detailed reports on the results were given.
The 37th CARIFTA Games was held in the Bird Rock Athletic Stadium in Basseterre, Saint Kitts and Nevis, on March 21–24, 2008. IAAF president Lamine Diack was visiting the games emphasizing the event's importance and high value. Detailed reports on the results were given.
The 38th CARIFTA Games was held in the George Odlum National Stadium in Vieux Fort, Saint Lucia, on April 10–13, 2009. Detailed reports on the results were given.
The 40th CARIFTA Games was held at the Montego Bay Sports Complex in Montego Bay, Jamaica, on April 23–25, 2011. Initially, the games should be hosted for the second time after 2007 by Saint Kitts and Nevis, but they declared to be unable to stage the games because of financial issues. The games could have been cancelled for the first time in its history, but Jamaica finally agreed to host the games at short notice.
The 17th IAAF World Indoor Championships was held from 1 to 4 March 2018 in Birmingham, United Kingdom. This was the city's second hosting of the event as it previously did so in 2003.
The 2015 CARIFTA Games took place between 3 and 6 April 2015. The event was held at the Silver Jubilee Stadium in Bird Rock, south-eastern suburb of Basseterre, Saint Kitts and Nevis. During the games, the stadium was officially renamed the "Kim Collins National Athletic Stadium" in honour of the country's 2003 100m world champion Kim Collins. It was the second time after 2008 that the event was hosted by Saint Kitts and Nevis.
Saint Kitts and Nevis competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the event was postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. This was the nation's seventh appearance at the Summer Olympics since their debut in 1996. The delegation consisted of two athletes, competing in athletic events; Jason Rogers and Amya Clarke. For the first time, in an effort to promote gender equality, two flagbearers, one male and one female were allowed at the Olympics. Both athletes from Saint Kitts and Nevis bore the national flag at the opening ceremony. Saint Kitts and Nevis did not win any medals during the Tokyo Olympics. Rogers ranked third in the first round of the men's 100 metres and advanced to the semifinals where he was eliminated. Clarke also ranked third in her preliminary round of the women's 100 metres and advanced to round 1 where she ranked 7th and was eliminated.
The following table is an overview of national records in the 400 metres.
Saint Kitts and Nevis 
