Irina Anatolyevna Privalova is a Russian Olympic gold medallist athlete. Her Summer Olympics debut was in 1992 in the sprint events, where she won two medals— a bronze in the 100 m and running the anchor leg in the 4x100 team, a silver — and came fourth in the 200, representing the Unified Team. With three European individual championships and three individual world medals, Irina Privalova had been a formidable competitor during most of the 1990s but had not yet won an outdoor international event gold medal.
Allyson Michelle Felix is a retired American track and field athlete who competed in the 100 meters, 200 meters and 400 meters. She specialized in the 200 meters from 2003 to 2013, then gradually shifted to the 400 meters later in her career. At 200 meters, Felix is the 2012 Olympic champion, a three-time world champion (2005–2009), a two-time Olympic silver medalist, and the 2011 world bronze medalist. At 400 meters, she is the 2015 world champion, 2011 world silver medalist, 2016 Olympic silver medalist, 2017 world bronze medalist, and 2020 Olympic bronze medalist. Across the short distances, Felix is a ten-time U.S. national champion.
Shericka Williams is a Jamaican former sprinter. Together with Novlene Williams-Mills, Ronetta Smith and Lorraine Fenton she won a silver medal in 4 × 400 metres relay at the 2005 World Championships in Athletics. She also competed in the individual contest, but was knocked out in the semifinal. Two years later, she won another silver medal in the 4 × 400 metres relay event at the 2007 World Championships in Athletics, this time with Shereefa Lloyd, Davita Prendergast and Novlene Williams-Mills. The team set a national record in that race, finishing second to the United States in a time of 3:19.73.
Marita Payne-Wiggins is a Canadian former track and field athlete who competed in two consecutive Summer Olympics. She is the co-Canadian record holder in the 400 metres, along with Jillian Richardson, and previously held the Canadian record in the 200 metres.
Nataliya Pyhyda is a Ukrainian track and field sprinter who specializes in the 200 and 400 metres. Her personal best times are 22.82 seconds (2008) and 50.62 seconds (2015), respectively.
Anyika Onuora is a British retired sprint track and field athlete who competed in the 100 metres, 200 metres and 400 metres, and also the 4×100 metres relay and 4x400 metres relay.
Tintu Luka is an Indian track and field athlete, who predominantly competes in the middle-distance running events. Born in Valathode, Kerala, she is the national record holder in the women's 800 metres. Luka represented India at the 2012 and 2016 Summer Olympics. In addition to being the 2015 Asian Champion in the 800 meters, she has won a total of six medals at the Asian Athletics Championships.
Andrea Arlene Anderson is an American track and field athlete best remembered for winning a gold medal on the 4 × 400 meters relay team at the 2000 Summer Olympics in Sydney, Australia. She ran in the preliminaries and semi-finals. Anderson subsequently had to return her medal along with the rest of the team after Marion Jones was disqualified following her admission to using performance-enhancing drugs. On July 16, 2010, the Court of Arbitration for Sport ruled in favor of the other American teammates and returned the medals.
Anna Vasylivna Ryzhykova, nee Yaroshchuk is a Ukrainian track and field athlete who specialises in the 400 metres hurdles. At the European Athletics Championships, she won silver medals in 2012 and 2018, and bronze in 2022. Ryzhykova placed fifth at the 2020 Tokyo Olympics.
Regina George Grause is an American-born Nigerian sprinter who specializes in the 400 metres. She represented Nigeria at the 2012 Summer Olympics and was the silver medallist at the African Championships in 2012.
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.
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.
Paul Henderson is an Australian former track and field sprinter. He won silver medals with the Australian 4×100 metres relay team at the Commonwealth Games in 1994 and 1995 World Championships in Athletics. He shares the Oceanian and Australian record for the event at 38.17 seconds.
Suziann Reid is an American-Jamaican former track and field sprinter who specialized in the 400-meter dash. She set a personal record of 50.74 seconds for the distance in 1999. She was a silver medalist with the American women's 4 × 400-meter relay team at the 1999 World Championships in Athletics. She was part of the World Championship team twice more, in 2001 and 2005, and helped the United States to silver at the 2002 IAAF World Cup and gold at the 2001 Goodwill Games.
Christopher O'Donnell is an Irish track and field athlete competing in sprinting events. He represented Ireland at the 2020 Summer Olympics in the Mixed 4 x 400m relay where he was part of the first ever Irish team to run in an Olympic final, and was also part of the team who reached the final of the 2022 and 2023 World Championships. He is the current Irish U20 record holder in the 400 metres, with a time of 46.54, set on 22 July 2017 at the European U20 Championships, where he finished 6th in the final. His personal best of 45.26 seconds sits joint-2nd on the Irish all-time list and he is the current and 5-time National 400m champion.
Aniekeme Alphonsus is a Nigerian athlete who competes in sprint and middle distance races. She won a gold and silver medal in the 4 x 100 meter relay and 100m race, at the 2015 African Junior Athletics Championships.
Amarachi "Ama" Pipi is a British track and field athlete who specializes in sprinting. In 2020, Pipi became the British indoor champion in the 200-meter race. She competed in the women's 400 metres event at the 2021 European Athletics Indoor Championships.
Elija Godwin is an American athlete who specialises in the 400 metres.
Charokee Young is a track and field athlete from Jamaica.
Nicole Dayci Caicedo Arce is an Ecuadorean track and field athlete who competes as a sprinter. She is the Ecuadorean national record holder over 200 metres and 400 metres.
