The World Athletics Championships are a biennial athletics competition organized by World Athletics. Alongside the Olympic Games, they represent the highest level championships of senior international outdoor athletics competition for track and field athletics globally, including marathon running and race walking. Separate World Championships are held by World Athletics for certain other outdoor events, including cross-country running and half-marathon, as well as indoor and age-group championships.
A heptathlon is a track and field combined events contest made up of seven events. The name derives from the Greek επτά and ἄθλος. A competitor in a heptathlon is referred to as a heptathlete.
Veronica Campbell Brown CD is a retired Jamaican track and field sprinter, who specialized in the 100 and 200 meters. An eight-time Olympic medalist, she is the second of three women in history to win two consecutive Olympic 200 m events, after Bärbel Wöckel of Germany at the 1976 and 1980 Olympics and fellow countrywoman Elaine Thompson-Herah at the 2016 and 2020 Olympics. Campbell Brown is one of only nine athletes to win world championships at the youth, junior, and senior level of an athletic event.
Tirunesh Dibaba is an Ethiopian athlete who competed in long-distance track events and international road races. She has won three Olympic track gold medals, five World Championship track gold medals, four individual World Cross Country (WCC) adult titles, and one individual WCC junior title. Tirunesh was the 5000 metres world record holder until 2020 when Letesenbet Gidey set her world record. She is nicknamed the "Baby Faced Destroyer."
Dame Jessica Ennis-Hill is a retired British track and field athlete from England, specialising in the heptathlon and 100 metres hurdles. As a competitor in heptathlon, she is the 2012 Olympic champion, a three-time world champion, and the 2010 European champion. She is also the 2010 World Indoor pentathlon champion. A member of the City of Sheffield & Dearne athletic club, she is a former British national record holder for the heptathlon. She is also a former British record holder in the 100 metres hurdles, the high jump and the indoor pentathlon.
Sally Pearson, OAM is a retired Australian athlete who competed in the 100 metre hurdles. She is the 2011 and 2017 World champion and 2012 Olympic champion in the 100 metres hurdles. She also won a silver medal in the 100 m hurdles at the 2008 Summer Olympics and the 2013 World Championships.
Blessing Oghnewresem Okagbare-Otegheri is a former Nigerian track and field athlete who specialized in long jump and sprints. She is an Olympic and World Championships medallist in the long jump and a world medalist in the 200 metres. Okagbare also holds the women's 100 metres Commonwealth Games record at 10.85 seconds. She is currently serving a 10-year ban for breaching multiple World Athletics anti-doping rules. Her ban expires on 30 July 2032.
Chisato Fukushima is a track and field sprint athlete who competes internationally for Japan. She is the Japanese record holder in the women's 100 metres and 200 metres.
Asami Chiba, or Tanno, is a Japanese sprinter who specialises in the 400 metres. She is the Japanese record holder in the event, and has also broken the national record in the 4×400 metres relay on multiple occasions. She is a member of Natureal Athlete Club in Japan and is coached by Kazuhisa Kawamoto.
Mariya Ryemyen is a Ukrainian sprint athlete who specializes in the 100 metres. Ryemyen was part of the Ukrainian women's 4 × 100 m that won gold during the 2010 European Athletics with 42.29 – the fastest time in the world that year.
Dafne Schippers is a Dutch retired track and field athlete who competed in sprinting and the combined events. She holds the European record in the 200 metres with a time of 21.63 seconds, making her the sixth-fastest woman of all time at this distance. She also holds the Dutch records in the 100 metres and long jump, and shares the Dutch records in the 60 metres indoor and 4 × 100 metres relay.
Murielle Ahouré-Demps is an Ivorian sprinter who competes in the 60 meters, 100 m and 200 m. She was a double silver medalist at the 2013 world championships in Moscow. She came second in both the 100 and 200 meters at this event. Ahouré was the gold medallist in the 60 m at the 2018 IAAF World Indoor Championships.
Lidiane Lopes is a Cape Verdean sprinter who specialises in the 100 metres and 200 metres. She is the current Cape Verdean record holder in the 100-metre sprint. Lopes has competed at both the 2012 and 2016 Summer Olympics. At both Olympics, she competed in the 100 metres. She has also competed in a World Championships, a World Junior Championships, a World Youth Championships, a Jeux de la Francophonie, a Lusophony Games, an African Games, and an Ibero-American Athletics Championships.
Dalilah Muhammad is an American track and field athlete who specializes in the 400 meters hurdles. She is the 2016 Rio Olympics champion and 2020 Tokyo Olympics silver medalist, becoming at the latter the then-second-fastest woman of all time in the event with her personal best of 51.58 seconds. Muhammad was second at both the 2013 and 2017 World Championships to take her first gold in 2019, setting the former world record of 52.16 s. She was the second female 400 m hurdler in history, after Sally Gunnell, to have won the Olympic, World titles and broken the world record. At both the 2019 World Championships and Tokyo Games, she also took gold as part of women's 4 × 400 metres relay team.
Janieve Russell is a Jamaican track and field athlete who competes mainly in the 400 metres hurdles and the 400 metres sprint. She won an Olympic bronze medal in the 4 × 400 m relay in Tokyo 2021, where she also finished fourth in the 400m hurdles final in a personal best of 53.08 secs. She is a four-time Commonwealth Games gold medallist, winning the 400m hurdles title in 2018 and 2022, and the 4 × 400 m relay in 2014 and 2018. She has also won two relay silvers at the World Championships and a relay gold at the World Indoor Championships.
Andrea Ivančević is a Croatian track and field athlete who specialises in the 100 metres hurdles. She has a best of 12.85 seconds for the event which is as well Croatian national record. She holds Croatian records in the indoor 60 metres and 60 metres hurdles. Ivančević has represented Croatia at the European Athletics Championships, European Athletics Indoor Championships and the IAAF World Indoor Championships
Nadine Visser is a Dutch track and field athlete who competed in the combined events until 2017 and specialises in short hurdling since 2018.
Kendall Baisden is an American track and field sprinter who specializes in the 400-meter dash. She holds a personal record of 50.46 seconds for the distance, set in 2014.
Regine Tugade-Watson is a Guamanian sprinter. She competed in the women's 100 metres event at the 2015 World Championships in Athletics in Beijing, China, as well as the girl's 200 m event at the 2015 World Youth Championships in Cali, Colombia. She competed in the women's 100 m preliminary round of the 2016 Summer Olympics. Tugade finished third place in her heat but did not progress further. She also competed in her second World Championships in 2017, competing in the 200 m. She holds seven Guamanian national records in athletics. In July 2021 she was a flag bearer in the Parade of Nations at the Tokyo Olympics opening ceremony.
Emi Akimoto is a Japanese former track and field athlete who specialised in the 100 metres hurdles. She was the gold medallist in the event at the Asian Athletics Championships three times consecutively from 1979 to 1983, breaking the championship record each time. She won two gold medals at the Asian Games in 1982, running in the hurdles and 4×100 metres relay.
