Ato Jabari Boldon is a Trinidadian former track and field athlete, politician, and four-time Olympic medal winner. He holds the Trinidad and Tobago national record in the 50, 60 and 200 metres events with times of 5.64, 6.49 and 19.77 seconds respectively, and also the Commonwealth Games record in the 100 m. He also held the 100m national record at 9.86s, having run it four times until Richard Thompson ran 9.85s on 13 August 2011.
Marc Burns is an athlete from Trinidad and Tobago specializing in the 100 metres and the 4 x 100 metres relay.
Darrel Rondel Brown is a sprinter from Trinidad and Tobago who specializes in the 100 metres and the 200 metres.
The 4 × 400 metre relay at the 2005 World Championships in Athletics was held at the Helsinki Olympic Stadium on August 13 and August 14.
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.
Trinidad and Tobago sent a delegation to compete at the 2008 Summer Olympics in Beijing, China. Its participation in the Beijing games marked its eighteenth Olympic appearance and fifteenth Summer Olympic appearance since its debut at the 1948 Summer Olympics in London, excluding its joint participation with Jamaica and Barbados in 1960 as the West Indies Federation. With 28 athletes, more Trinidadians had competed at the Olympics than in any other single Olympic Games in its history before Beijing. Athletes representing Trinidad and Tobago advanced past the preliminary or qualification rounds in twelve events and reached the final rounds in four of those events. Of those four events, silver medals were won in the men's 100 meters and in the men's 4x100 meters relay. The latter was upgraded to gold due to one member of the quartet that crossed the line first, Nesta Carter, testing positive for a banned substance, resulting in their disqualification. The nation's flag bearer at the opening ceremony that year was swimmer and Athens medalist George Bovell.
Josanne Lucille Lucas is a track and field athlete from Trinidad and Tobago who specialises in the 400 metres hurdles.
The men's 400 metres at the 2009 World Championships in Athletics was held at the Olympic Stadium on 18, 19 and 21 August. The winning margin was 0.54 seconds.
Jehue Gordon is a Trinidadian track and field athlete who specialises in the 400 metres hurdles. He turned professional on 24 June 2010, and signed a deal with Adidas in August 2010.
The 2011 Central American and Caribbean Championships in Athletics were held in Mayagüez, Puerto Rico. The event served as classifiers for the 2011 World Championships in Athletics and took place from July 15–17, 2011. It was the fourth time Puerto Rico hosted the event; the first time in Ponce in 1975, and later in San Juan in 1989 and 1997.
The men's 400 metres competition at the 2012 Summer Olympics in London, United Kingdom, was held at the Olympic Stadium on 4–6 August. Forty-nine athletes from 38 nations competed. The event was won by 0.52 seconds by Kirani James of Grenada, earning the country its first Olympic medal. Luguelín Santos's silver was the Dominican Republic's first medal in the men's 400 metres. Lalonde Gordon's bronze was Trinidad and Tobago's first medal in the event since 1964.
Deon Kristofer Lendore was a Trinidad and Tobago sprinter who specialised in the 400 metres. He won a bronze medal in the 4 × 400 metres relay event at the 2012 Summer Olympics, and won medals at the Pan American Junior Athletics Championships, World Athletics Championships and World Athletics Indoor Championships. Lendore died in a car collision in Texas, United States, on 10 January 2022.
Lalonde Keida Gordon, HBM is a Tobagonian male track and field sprinter who specialises in the 400 metres. He won the bronze medal at the 2012 London Olympics with a personal best of 44.52 seconds. He is the fourth fastest 400 m runner from his country after Jereem Richards, Machel Cedenio and Ian Morris.
Jereem Richards is a Trinidadian track and field sprinter who specializes in the 200 metres and 400 metres events. He won the bronze medal in the 200 m at the 2017 World Championships in Athletics and gold for the 400 m at the 2022 World Indoor Championships. Richards took 200m titles at both the 2018 and 2022 Commonwealth Games. He was part of the Trinidad and Tobago team that won the bronze medal in the men's 4 × 400 m relay at the 2012 World Indoor Championships and a gold medal at the 2017 World Championships in Athletics.
Joel Japheth Phillip is a retired Grenadian sprinter, who specialized in the 400 metres. He set a personal best time of 45.29 seconds, by finishing ninth at the 2008 Pac-10 Conference Championships in Tempe, Arizona.
Matthew Hudson-Smith is a British track and field sprinter who specialises in the 400 metres and is the 5th fastest athlete of all-time over the distance. As of September 2024 he is ranked as the number one 400m runner in the world and has won six British titles, two individual European titles, an individual Olympic silver medal, World Championships silver and bronze individual medals and an individual Commonwealth silver medal. He has also won a number of relay titles including an Olympic bronze medal, World Championships bronze medal, two European gold medals, one European silver medal, one European bronze medal and a Commonwealth Games gold medal.. Hudson-Smith also holds the European and British 4x400m records (2:55.83) along with the GB Team who ran in the final of the men's 4x400m event in the Paris 2024 Olympics.
Trinidad and Tobago competed at the 2016 Summer Olympics in Rio de Janeiro, from August 5 to 21, 2016. This was the nation's seventeenth appearance at the Summer Olympics, although it previously competed in four other editions as a British colony, and as part of the West Indies Federation.
The men's 4 x 400 metres sprint competition of the athletics events at the 2015 Pan American Games will take place between the 24 and 25 of July at the CIBC Pan Am and Parapan Am Athletics Stadium. The defending Pan American Games champions are Noel Ruíz, Raidel Acea, Omar Cisneros, William Collazo, Júnior Díaz, Amaurys Valle and Amaurys Valle of Cuba.
The men's 4 × 400 metres relay at the 2015 World Championships in Athletics was held at the Beijing National Stadium on 29 and 30 August.
Trinidad and Tobago 
