Mutaz Essa Barsham is a Qatari track and field athlete who competes in the high jump and is the current Olympic Champion (2020). He is also the former World Champion and second highest jumper of all-time with a personal best of 2.43. He won gold at the 2017 World Championships in London, at the 2019 World Championships in Doha, as well as the 2022 World Championships in Eugene. At the Olympics, Barsham originally won the full set of medals with bronze at the London 2012 Summer Olympics, silver at the Rio 2016 Summer Olympics, and shared gold at the Tokyo 2020 Summer Olympics. In 2021, his bronze in the London 2012 Summer Olympics was promoted to silver in a three-way tie for second due to disqualification of the original gold medalist. He was the Asian Indoor and World Junior champion in 2010, and won the high jump gold medals at the 2011 Asian Athletics Championships and 2011 Military World Games. He holds the Asian record in high jump.
Femi Seun Ogunode is a Nigerian-born sprint athlete who competes internationally for Qatar since 2010. His personal best of 9.91 at the 100 m in 2015 made him the former holder of the Asian 100 m record, which was tied by China's Su Bingtian in 2018 and surpassed in 2021 at the 2020 Summer Olympics.
Omar Jouma Bilal Al-Salfa, Arabic: عمر جمعة بلال السالفة, is a track and field athlete from the United Arab Emirates who competes in sprinting events. He was a gold medallist at the 2009 Asian Athletics Championships and represented his country at the 2008 Beijing Olympics.
Rashid Shafi Al-Dosari is a Qatari track and field athlete who competed in the discus throw. He has represented Qatar at the Summer Olympics on two occasions, making his debut in 2000 and reaching the final at the 2008 Summer Olympics. He was also a finalist at the 2007 World Championships in Athletics. In 2003 he was banned from competing for two years due to his refusal to be tested for doping.
Shaunae Miller-Uibo is a Bahamian track and field sprinter who competes in the 200 and 400 metres. She is a two-time Olympic champion after winning the women's 400 metres at the 2016 Rio Olympics and again at the 2020 Tokyo Olympics.
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.
Laura Muir is a Scottish middle- and long-distance runner. She is the 2020 Tokyo Olympic silver medallist in the 1500 metres, having previously finished seventh in the event at the 2016 Rio Olympics. Muir won the bronze medal at the 2022 World Championships, and has three other top five placings in 1500 m finals at the World Athletics Championships, finishing fifth in 2015, fourth in 2017 and fifth in 2019. She is a two-time European 1500 m champion from 2018 and 2022 as well as the 2022 Commonwealth Games 1500 m champion and 800 metres bronze medallist.
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.
Gudaf Tsegay Desta is an Ethiopian middle- and long-distance runner. She is the current women’s world record holder for 5,000 m (14:00.21), set at the 2023 final Diamond League event, the Prefontaine Classic in Eugene, Oregon. Eugene is also where she won the World Athletics Championships on 5,000 m in 2022. At the World Athletics Championships, Tsegay also won the gold medal for 10,000 metres in 2023; a bronze for the 1,500 metres in 2019, and silver in 2022. She is the 2020 Tokyo Olympic bronze medallist in the women's 5,000 metres. She is a two-time World Indoor Championship 1,500 m medallist, claiming bronze in 2016 and gold in 2022. She is also the world indoor record holder for the 1,500 m, setting previously in this event world under-18 (current) and U20 (former) records.
Yasmani Copello Escobar is a Cuban-born track and field hurdler who represents Turkey internationally. His personal best for the 400 metres hurdles is 47.81 seconds, set in the final of the 2018 European Athletics Championships in Berlin.
Eric Shauwn Brazas Cray is a Filipino-American track and field athlete who competes in sprinting and hurdling events. He represented the Philippines at the 2013 World Championships in Athletics, competing in the hurdles. He won gold medals at the Southeast Asian Games in 2013, 2015, 2017, 2019, 2021 and 2023. Cray currently holds the Filipino national record for the 400 metres hurdles and 100 metres.
Abdalelah Haroun Hassan was a Qatari track and field sprinter. He specialised in the 400 metres. He was the 2015 Asian champion in the event and holds the Asian indoor record.
Yomif Kejelcha Atomsa is an Ethiopian distance runner. He won the silver medal in the 10,000 metres at the 2019 World Athletics Championships and gold medals for the 3000 metres at the 2016 and 2018 World Indoor Championships. Kejelcha is the world indoor record holder for the mile with a time of 3:47.01, set on 3 March 2019 in Boston.
Steven Gardiner is a Bahamian track and field sprinter competing in the 400 metres and 200 metres. He is the 2020 Olympic and 2019 world champion in the 400 m, and also won the silver medal at the 2017 World Championships in that event. His winning time of 43.48 s from the 2019 World Championships is the Bahamian record and makes him the sixth-fastest man in the history of the event. Gardiner also owns the Bahamian records in the outdoor 300 m and 200 m, with times of 31.83 s and 19.75 s respectively, and the world best in the indoor 300 m at 31.56 s.
Salwa Eid Naser is a Nigerian-born Bahraini sprinter who specialises in the 400 metres. She was the 2019 World champion with the third fastest time in history of 48.14 seconds, becoming the youngest-ever champion in the event and also the first woman representing an Asian nation to win that event at a World Championships. The mark places her only behind contested results of Marita Koch and Jarmila Kratochvílová. Over the distance, at only 19, Naser was the 2017 World silver medallist. She has also won, as a member of Bahraini mixed-gender 4x400 m relay team, the 2019 World Championships bronze medal.
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.
Abderrahman Almoubarrake Samba Alsaleck is a Qatari male track and field athlete who specialises in the 400 metres hurdles. He was born and grew up in Saudi Arabia but chose to represent Mauritania – his father's homeland – before eventually switching allegiance to Qatar and moving to Doha in 2015. He became eligible to compete for his adopted country in May 2016. He was the second person to run the 400m hurdle event in less than 47 seconds.
Farzaneh Fasihi is an Iranian sprinter. She represented her country at more than 10 competitions both outdoor and indoor Asian Athletics Championships. Fasihi is the Iranian record holder of the 60 metres indoor with 7.25 seconds.
Lieke Klaver is a Dutch track and field athlete who competes in sprinting. She specializes in the 200 metres and in the 400 metres. In the 4 × 400 metres relay, she is the 2023 World Champion and the 2024 World Indoor Champion with the Dutch women's team.
Ashraf Hussen Osman, also spelled Ashraf Hussein Osman or Ashrat Hussen Osman, is a Qatari sprinter and hurdler specializing in the 400 metres. As of 2024, he has won 11 medals at international championships representing Qatar, including 6 in relays and 5 individually. He won individual gold medals at the GCC Games, Arab Games, and Arab Athletics Championships.
Qatar (since Feb 2022) [1] 
Sudan (before Feb 2022)
