Duncan Alexander Goodhew, is an English former competitive swimmer. After swimming competitively in America as a collegian at North Carolina State University, he was an Olympic swimmer for Great Britain and won Olympic gold and bronze medals at the 1980 Summer Olympics in Moscow. He also swam at the 1976 Summer Olympics.
Christine Ijeoma Ohuruogu, MBE is a British former track and field athlete who specialised in the 400 metres, the event for which she is an Olympic, World and Commonwealth champion. The Olympic champion in 2008, and silver medalist in 2012, she is a double World Champion, having won the 400 m at the 2007 and 2013 World Championships. She has also won six World championship medals in the women's 4 × 400 m relay as part of the Great Britain and Northern Ireland team and bronze Olympic medals in the women's 4 × 400 m relay at the 2008 Beijing Games and the 2016 Rio Games, her final Olympics. Ohuruogu shares with Merlene Ottey and Usain Bolt the record for medalling in most successive global championships – 9 – between the 2005 World Championships in Athletics and the 2016 Summer Olympics.
Natalya Nikolayevna Antyukh is a Russian sprinter who specializes in the 400 metres and 400 metres hurdles. She won the bronze medal in the 400 metres and a silver for the 4 × 400 m relay at the 2004 Summer Olympics in Athens.
Alan Peter Pascoe is a British former athlete who gained success in hurdles. After his athletics career, he has been successful in events marketing and consulting.
Uganda competed at the 1972 Summer Olympics in Munich, West Germany which were held from 26 August to 11 September 1972. The nation's delegation consisted of 33 athletes: seventeen field hockey players, eight boxers and eight track and field athletes
Martyn Joseph Rooney is an English sprinter who specialises in the 400 metres event. He reached the 400 m final at the 2008 Summer Olympics and won bronze in the 4×400 metres relay. A mainstay on the anchor leg of the Great Britain and England 4 x 400 metre relay teams, at the 2009 World Championships in Athletics he won a silver medal with the Great Britain relay team, and bronze in the 2015 and 2017 World Championships.
George Ezekiel Kerr was a Jamaican athlete who competed in the 400 and 800 metres. He competed for the British West Indies at the 1960 Summer Olympics, where he won the bronze medal in the 800 metres. He then teamed up with Keith Gardner, Malcolm Spence and James Wedderburn to win the bronze medal in the 4×400 metres relay.
Jan Werner was a Polish sprinter who specialized in the 200 and 400 metres.
Tunisia first participated at the Olympic Games in 1960, and has sent athletes to compete in every Summer Olympic Games except when they participated in the American-led boycott of the 1980 Summer Olympics.
The men's 400 metres hurdles at the 1980 Summer Olympics in Moscow, Soviet Union had a start list of 22 competitors from 19 nations, with three quarterfinals, two semifinals (16), and a final (8) that took place on Saturday July 26, 1980. The maximum number of athletes per nation had been set at 3 since the 1930 Olympic Congress. The event was won by Volker Beck of East Germany, the nation's first medal in the event. Vasyl Arkhypenko earned silver, the second consecutive Games that the Soviet Union reached the podium in the event. Gary Oakes put Great Britain back on the podium after a one-Games absence with his bronze.
Jan Balachowski is a retired Polish sprinter who specialized in the 400 metres.
Trinidad and Tobago competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. This was Trinidad and Tobago's most successful Summer Olympics. It was the nation's largest ever delegation sent to the Olympics, with a total of 30 athletes, 21 men and 9 women, in 6 sports. Trinidad and Tobago's participation in these games marked its sixteenth Olympic appearance as an independent nation, although it had previously competed in four other games as a British colony, and as part of the West Indies Federation. The nation was awarded four Olympic medals based on the efforts by the athletes who competed in the track and field. Javelin thrower Keshorn Walcott became the first Trinidadian athlete to win an Olympic gold medal since the 1976 Summer Olympics in Montreal, where Hasely Crawford won for the sprint event. Marc Burns, a four-time Olympic athlete and a relay sprinter who led his team by winning the silver medal in Beijing, was the nation's flag bearer at the opening ceremony.
Malcolm Arnold is an athletics coach working for UK Athletics and its predecessors since 1974. Currently, he is the National Event Coach for Hurdles and Senior Performance Coach for UK Athletics. He has attended every Olympic Games since Mexico City in 1968, 13 in all, as a coach to National Teams. He has been responsible for coaching athletes to more than 70 major medals over a 46-year coaching career. He retired on 31 December 2016.
Brian Brinkley is an English former competitive swimmer who represented Great Britain in the Olympic Games, FINA world championships and European championships, and England in the Commonwealth Games, during the 1970s. During his elite swimming career, he won thirteen medals in major international swimming championships.
Alfred Daley is a Jamaican former sprinter who competed in three consecutive Summer Olympics, in the Munich 1972 Summer Olympics, the Montreal 1976 Summer Olympics and the Moscow 1980 Summer Olympics.
The 4 × 400 metres relay at the Summer Olympics is the longest track relay event held at the multi-sport event. The men's relay has been present on the Olympic athletics programme since 1912 and the women's event has been continuously held since the 1972 Olympics. The inaugural mixed 4 × 400 metres relay was held at the 2020 Olympics. It is the most prestigious 4×400 m relay race at the elite level. At the 1908 Summer Olympics, a precursor to this event was held – the 1600 m medley relay. This event, with two legs of 200 m, one of 400 m, and a final leg of 800 m, was the first track relay in Olympic history.
Jacqueline "Jackie" Pusey is a Jamaican former track and field sprinter. She competed over distances from 100 metres to 400 metres. She represented Jamaica at the 1976 Summer Olympics and competed a second time at the 1980 Summer Olympics.
Stephen Milne is a Scottish swimmer who competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil.
Uganda sent a delegation to compete at the 2016 Summer Paralympics in Rio de Janeiro, Brazil, from 7 to 18 September 2016. This was the eighth appearance of the country in the Summer Paralympic Games after it debuted forty-four years prior at the 1972 Heidelberg Paralympics. Athletics track runner David Emong was the sole athlete representing Uganda in Rio de Janeiro. He took part in the men's 400 metres T45–47 competition on 8 September and did not qualify for the finals because he was fifteenth overall. Emong participated in the men's 1500 metres T45–46 event later that day and he took Uganda's first medal in Paralympic competition by coming second in the final.
William Koskei was a Kenyan track and field athlete who specialised in the 400 metres hurdles and 4 × 400 metres relay.
Uganda 
