Muriel Hurtis-Houairi is a French track and field athlete. She came to prominence in 2002 when she won the 200 m gold medals at both the European Indoor Championships and the European Athletics Championships. The following year she added the World Indoor title and won a bronze medal at the 2003 World Championships in Athletics and a gold in the 4×100 metres relay with France.
Oludamola Bolanle ("Damola") Osayomi is a Nigerian sprinter who specializes in the 100 metres and 200 metres. She is a four-time gold medallist at the African Championships in Athletics and won an Olympic silver medal with Nigeria in the 4×100 metres relay at the 2008 Beijing Olympics. She also won the 100 and 200 m sprints at the 2007 All-Africa Games.
Amantle Montsho is a female sprinter from Botswana who specializes in the 400 metres. She represented her country at the 2004 and 2008 Summer Olympics, reaching the final at the latter edition. She was the first woman to represent Botswana at the Olympics. She has also competed at the World Championships in Athletics and the IAAF World Indoor Championships, and is the former World Champion over the 400m, winning in a personal best time of 49.56 in Daegu.
Zhang Peimeng is a retired Chinese track and field sprinter who specialized in the 200 metres and currently a skeleton racer. His personal best time is 20.47 seconds, achieved in May 2013 in Shanghai. In the 100 metres he has 10.00 seconds, achieved in August 2013 in Moscow.
Olga Tereshkova is a Kazakhstani former sprinter who specialized in the 400 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.
The 2010 Asian Junior Athletics Championships was the 14th edition of the international athletics competition for Asian under-20 athletes, organised by the Asian Athletics Association. It took place from 1 to 4 July 2010 at the Mỹ Đình National Stadium in Hanoi – the first time the competition was held in Vietnam. A total of 44 events were contested, which were divided equally between male and female athletes. Three championship records were improved over the course of the four-day competition and numerous national junior records were also bettered. The competition, including its opening and closing ceremonies, was broadcast live on Vietnamese carrier VTV3.
Momoko Takahashi is a Japanese track and field athlete who specialises in sprinting events. She has represented Japan twice at the World Championships in Athletics and won relay medals at the Asian Games in both 2006 and 2010. She was the 200 m gold medallist at the 2009 Asian Athletics Championships.
Wassana Winatho, also known as Amornrat Winatho and Vassanee Vinatho, is a Thai track and field athlete who specialises in the heptathlon and the 400 metres hurdles. She represented Thailand at the 2008 Summer Olympics and competed at five consecutive editions of the Asian Games.
The 19th Asian Athletics Championships were held in Kobe, Japan between July 7–10, 2011 at the Kobe Universiade Memorial Stadium. The tournament had 507 athletes from forty Asian nations competing in the 42 track and field events over the four-day competition.
The women's 400 metres at the 2011 Asian Athletics Championships was held at the Kobe Universiade Memorial Stadium on 7 and 8 July.
Yousef Ahmed Masrahi is a Saudi Arabian track and field athlete, who specialises in the 400 metres sprint. His personal best time for the event is 43.93 seconds, set in 2015, and is the Asian record.
Geisa Aparecida Muniz Coutinho is a Brazilian track and field athlete who competes in the 400 metres sprint. She represented Brazil at the 2004 Summer Olympics and at the 2012 Summer Olympics and is a four-time participant in the World Championships in Athletics. Her personal best in the 400 m is 51.08 seconds, and she holds the South American record of 3:26.68 minutes for the 4×400 metres relay.
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.
The women's 4 × 400 metres relay at the 2011 Asian Athletics Championships was held at the Kobe Universiade Memorial Stadium on 10 July.
Yenifer Padilla González is a Colombian track and field athlete who competes in the 200 metres and 400 metres sprint events. Her first name is also spelled Yenifer of Yennifer.
Daisurami Bonne Rousseau is a Cuban track and field sprint athlete who specialises in the 400 metres. A two-time participant at the World Championships in Athletics, her personal best for the event is 51.69 seconds. At the 2011 Pan American Games, she was the 400 m silver medallist and a relay gold medallist. She has also won medals at the Central American and Caribbean Championships in Athletics.
Wu Shuijiao is a female Chinese track and field athlete who competes in hurdling. Her personal best for the 100 metres hurdles is 12.93 seconds, set in 2013. Wu was the Chinese champion in the event in 2012 and 2013.
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.
The 2010 Arab Junior Athletics Championships was the fourteenth edition of the international athletics competition for under-20 athletes from Arab countries. It took place between 5–8 May at Cairo Military Academy Stadium in Cairo, Egypt. It was the fourth time that the event was held in the Egyptian capital. A total of 44 athletics events were contested, 22 for men and 22 for women.
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