| Medal record | ||
|---|---|---|
| Women'sathletics | ||
Representing Kazakhstan | ||
| Asian Championships | ||
 | 2003 Manila | 4×400 m |
| 2005 Incheon | 4×400 m |
Olga Tereshkova (néeTsykunova; born 26 October 1984) is aKazakhstani former sprinter who specialized in the400 metres.
At the age of 16, she just missed out on a medal in the 400 m at the2001 World Youth Championships in Athletics. Following this she made a number of appearances with the4 x 400 metres relay team, taking silver at the2002 Asian Games. She made her first appearance on the senior world stage when she took part in the4 x 400 relay race at the2003 World Championships in Athletics. She won further silver relay medals at the2005 Asian Athletics Championships and the2006 Asian Games. She also made her first impact in the individual senior events at the Asian Games, beatingManjit Kaur to the gold in the 400 m.
She set her personal best time of 51.62 seconds at the2007 Universiade inBangkok. She was knocked out in the heats at the2007 World Championships in Athletics, but she had regional success soon after, taking bronze at the2007 Asian Indoor Games. She also won gold with the women's Kazakhstan relay team, setting anAsian Indoor Games record in the process.
Sherepresented her country in the400 metres race at the2008 Beijing Olympics, but she was again knocked out at the heats stage. Tereshkova competed at the2009 Asian Indoor Games and reached the 400 m final but did not win a medal.
At the2011 Asian Athletics Championships she won the 400 m title and the relay silver with the Kazakhstan women's team. However, she lost these medals as her drug test at the competition came back positive for excess testosterone.[1] She received a two-year ban from the sport beginning from July 2011. On 19 March 2014 she again tested positive for an illegal substance,Methyltestosterone, and received a lifetime ban.[2]
| Year | Competition | Venue | Position | Event | Notes |
|---|---|---|---|---|---|
| Representing Kazakhstan | |||||
| 2001 | World Youth Championships | Debrecen, Hungary | 4th | 400 m | 53.82 |
| 2002 | World Junior Championships | Kingston, Jamaica | 7th (sf) | 400m | 53.76 |
| Asian Games | Busan, South Korea | 2nd | 4 × 400 m relay | 3:31.72 | |
| 2005 | Asian Championships | Incheon, South Korea | 2nd | 4 × 400 m relay | 3:32.61 |
| Universiade | İzmir, Turkey | 6th | 4 × 400 m relay | 3:32.83 | |
| 2006 | Asian Games | Doha, Qatar | 1st | 400 m | 51.86 |
| 2nd | 4 × 400 m relay | 3:33.86 | |||
| World Cup | Athens, Greece | 7th | 400 m | 52.57 | |
| 2007 | Universiade | Bangkok, Thailand | 1st | 400 m | 51.62 |
| 2011 | Universiade | Shenzhen, China | Disqualified | 400 m | DQ |
|
