Frederick Carlton Lewis is a former American track and field athlete who won nine Olympic gold medals, one Olympic silver medal, and 10 World Championships medals, including eight gold. His career spanned from 1979 to 1996, when he last won the Olympic long jump. He is one of only six Olympic athletes who won a gold medal in the same individual event in four consecutive Olympic Games. Along with USA discus thrower Al Oerter, he is one of only two Olympians to win a gold medal in the same individual event in athletics in four Olympic Games. He is currently the head track and field coach for the University of Houston.
Usain St. Leo Bolt is a retired Jamaican sprinter, widely considered to be the greatest sprinter of all time. He is the world record holder in the 100 metres, 200 metres, and 4 × 100 metres relay.
Yohan Blake is a Jamaican sprinter specialising in the 100-metre and 200-metre sprint races. He won gold at the 100m at the 2011 World Athletics Championships as the youngest 100m world champion ever, and a silver medal in the 2012 Olympic Games in London in the 100m and 200m races for the Jamaican team behind Usain Bolt. His times of 9.75 in 100m and 19.44 in 200m are the fastest 100m and 200m Olympic sprints in history to not win the gold medal.
Kaitinano Mwemweata is an I-Kiribati athlete. She was the first person ever to compete for Kiribati at the Olympic Games, when she represented her country at the 100 metre sprint in Athens in 2004.
Aaron Brown is a Canadian sprinter who specializes in the 100 and 200 metres. As part of Canada's 4×100 m relay team, he is a two-time Olympic medallist at the 2016 and 2020 Summer Olympics, and the 2022 World champion. Brown has also won two World bronze medals as part of Canada's 4×100 m relay teams in 2013 and 2015.
Su Bingtian is a professional Chinese track and field athlete specializing in the 100 metres event. As of 2022, he is the only sprinter of non-African descent to run the 100 m with sub-9.90 and sub-9.85, and the first ever Asian-born sprinter to break the 10-second barrier. Su's personal best of 9.83 seconds makes him the 5th fastest man all-time in the history of 100 metres at the Olympics, the 15th fastest man all-time in the history of the 100m event, and the current holder of the 100 m Asian record. Su's personal best in the 60 metres of 6.42 seconds placed him within the top six all-time in the event.
Richard Kilty is a British sprinter who competes both Indoor and Outdoor across all the sprint events including 60 metres, 100 metres,150 metres, and 200 metres. An exceptional starter, and considered a specialist in both 60 metres and relays, he is a former World and double European Champion indoors at 60 metres, and also a silver medalist in the World Athletics Championships, as well as a European and Commonwealth champion in the 4 x 100 metre relay for Great Britain and England respectively.
Karsten Warholm is a Norwegian sprinter who competes in the 400 metres and 400 m hurdles. He is the 2020 Tokyo Olympic champion, a three-time world champion and the world record holder in the latter event.
Akani Simbine is a South African sprinter specialising in the 100 metres event. He was fifth at the 2016 Summer Olympics in the men's 100 metres and was the 100 metres African record holder with a time of 9.84 seconds set in July 2021 until broken by Ferdinand Omanyala in September 2021.
The 2019 IAAF World Athletics Championships was the seventeenth edition of the biennial, global athletics competition organised by the International Association of Athletics Federations (IAAF), since renamed World Athletics. It was held between 27 September and 6 October 2019 in Doha, Qatar, at the renovated multi-purpose Khalifa International Stadium, but reduced to 21,000 available seats. 1,772 athletes from 206 teams competed in 49 athletics events over the ten-day competition, comprising 24 events each for men and women, plus a mixed relay. There were 43 track and field events, 4 racewalking events, and 2 marathon road running events. The racewalking and marathon events were held in Doha Corniche.
Wayde van Niekerk is a South African track and field sprinter who competes in the 200 and 400 metres. In the 400 metres, he is the current world and Olympic record holder, having set the record in the Olympic finals.
Gonezie Marie Josée Dominique Ta Lou-Smith is an Ivorian sprinter competing in the 100 metres and 200 m. She finished fourth in the 100 metres and 200 metres finals at the 2016 Olympic Games, missing out on a medal in the 100m by seven-thousandths of a second (0.007). She then won silver medals in the 100 metres and 200 metres at the 2017 World Championships, the latter in the national record time of 22.08 seconds. Her 100 metres best is 10.72 seconds (2022), thus making her the African record holder.
Andre De Grasse is a Canadian sprinter. A six-time Olympic medalist, De Grasse is the 2020 Olympic champion in the 200 m, and also won the silver in the 200 m in 2016. He won a second silver in the 4×100 relay in 2020. He also has three Olympic bronze medals, placing third in the 100 m at both the 2016 and 2020 Games, and also in the 4×100 m relay in 2016.
Christian Coleman is an American professional track and field sprinter who competes in the 60 metres, 100 m and 200 m. The 2019 world champion in the 100 meters, he also won gold as part of men's 4 × 100-meter relay. He holds personal bests of 9.76 seconds for the 100 m, which made him the 6th fastest all-time in the history of 100 metres event, and 19.85 for the 200 m. Coleman is the world record holder for the indoor 60 meters with 6.34 seconds. He was the Diamond League champion in 2018 and 2023 and the world number one ranked runner in the men's 100 m for the 2017, 2018 and 2019 seasons.
Noah Lyles is an American professional track and field sprinter competing in the 100 meters and 200 meters. He is the 2020 Tokyo Olympic 200 m bronze medalist and a six-time World champion, having won the 200 m and 4 × 100 m at the 2019 World Championships, the 200 m at the 2022 World Championships, and the 100 m, 200 m, and 4 × 100 m events at the 2023 World Championships, becoming the first man since Usain Bolt in 2015 to complete the sprint treble at a World Championships. At the 2022 Championships, Lyles also earned a silver medal in the 4 × 100 m relay. He holds personal bests of 9.83 seconds for the 100 m and 19.31 seconds for the 200 m, the latter being an American record making him the third fastest on the respective world all-time list.
Lamont Marcell Jacobs Jr. is an Italian track and field sprinter and former long jumper. He is the 2020 Olympic 100 metres champion, the 2022 60 metres world champion, the 2022 and 2024 European 100 metres champion, and a member of the gold medal-winning 4 × 100 m relay team at the 2020 Olympics. He currently holds the 100 metres European record, the 60 metres European record, and is the first person to ever qualify for and win the men's 100 metres Olympic final for Italy.
Matthew Boling is an American track and field athlete specializing in the sprints and long jump. He won four gold medals at the 2019 Pan American U20 Championships in the 100 m, 200 m, 4 × 100 m relay and 4 × 400 m relay, and helped set world under-20 records in both of the relay races for the United States. He also ran in the semi-final for the American 4 × 400 m relay team at the 2018 World U20 Championships that went on to earn silver in the final. Boling would later go on to win a gold medal at the 2023 World Athletics Championships in the mixed 4 x 400 m relay, and would help set a world record for the event in the process.
Kenny Bednarek is an American track and field sprinter from Rice Lake, Wisconsin. He specializes in the 200-meter distance, having won a silver medal at the 2020 Summer Olympics and at the 2022 World Championships.
Jonah Harris is a Nauruan track and field athlete who specializes in the 100 metres and the 200 metres.
Kiribati competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, it was postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic. The country's participation in Tokyo marked its fifth appearance at the Summer Olympics since its debut in 2004.
Kiribati 
