| Yekaterina Kostetskaya | |
| Native Name: | Екатерина Александровна Костецкая |
| Native Name Lang: | ru |
| Fullname: | Yekaterina Aleksandrovna Kostetskaya |
| Birth Date: | 31 December 1986 |
| Birth Place: | Saint Petersburg, Russian SFSR, Soviet Union |
| Sport: | Hurdling Middle-distance running |
| Nationality: | Russian |
Yekaterina Aleksandrovna Kostetskaya (Russian: Екатерина Александровна Костецкая; born December 31, 1986) is a Russian track athlete. She came fifth in the 800 m final at the 2011 World Championships in Athletics,[1] but was later disqualified for doping.[2]
Kostetskaya met Australian pole vaulter Steve Hooker at the Beijing Olympics in 2008 and married him in 2012.[2] They have three sons and live in Melbourne, Australia.[2] [3]
IAAF announced 28 July 2014, that Kostetskaya was sanctioned for doping after her biological passport had showed abnormalities.[4] The two-year ban ended 20 January 2015.[4]
| 2003 | European Junior Championships | Tampere, Finland | 1st | 400 m hurdles | 57.52 | |
| 1st | 4 × 400 m relay | 3:33.48 | ||||
| World Youth Championships | Sherbrooke, Canada | 2nd | 400 m hurdles | 58.37 | ||
| 2004 | World Junior Championships | Grosseto, Italy | bgcolor=gold | 1st | 400 m hurdles | 55.55 |
| bgcolor=silver | 2nd | 4 × 400 m relay | 3:30.03 | |||
| 2005 | European Junior Championships | Kaunas, Lithuania | 2nd | 400 m hurdles | 55.89 | |
| Universiade | Izmir, Turkey | 11th (sf) | 400 m hurdles | 57.58 | ||
| 2007 | Universiade | Bangkok, Thailand | 2nd | 800 m | 1:59.52 | |
| 2008 | Olympic Games | Beijing, China | 8th (sf) | 800 m | 1:58.33 | |
| 2009 | European Team Championships | Leiria, Portugal | 2nd | 800 m | 1:59.43 | |
| 2011 | World Championships | Daegu, South Korea | 800 m | 1:57.82 | ||
| 2012 | Olympic Games | London, United Kingdom | 1500 m | 4:12.90 |