Yevgeniya Leonidova Isakova (ru|Евге́ния Леони́довна Иса́кова; born 27 November 1978) is a Russian former hurdler who specialised in the 400 metres hurdles.
She won the gold medal in the 400 m hurdles final at the 2006 European Athletics Championships in Gothenburg.
| 2005 | World Championships | Helsinki, Finland | — | 400 m hurdles | ||
| 2006 | European Cup | Málaga, Spain | bgcolor=silver | 2nd | 400 m hurdles | 55.82 |
| European Championships | Gothenburg, Sweden | bgcolor=gold | 1st | 400 m hurdles | 53.93 | |
| 2007 | World Championships | Osaka, Japan | 6th | 400 m hurdles | 54.50 | |
| World Athletics Final | Stuttgart, Germany | 4th | 400 m hurdles | 54.99 | ||
| 2008 | World Athletics Final | Stuttgart, Germany | 4th | 400 m hurdles | 55.23 | |
| 2010 | European Championships | Barcelona, Spain | 6th | 400 m hurdles | 54.59 |