| Irina Tretyakova | |
| Birth Date: | 1987 5, df=yes |
| Birth Place: | Mogilev, Soviet Union (now Belarus) |
| Height: | 1.58 m |
| Position: | Forward |
| Currentclub: | Dnepr Mogilev |
| Clubs1: | Universitet |
| Years2: | –2015 |
| Clubs2: | Bobruichanka |
| Caps2: | 115+ |
| Goals2: | 39+ |
| Years3: | 2016 |
| Clubs3: | Zorka-BDU |
| Caps3: | 16 |
| Goals3: | 4 |
| Years4: | 2017–2018 |
| Clubs4: | Bobruichanka |
| Caps4: | 22 |
| Goals4: | 3 |
| Years5: | 2020– |
| Clubs5: | Dnepr Mogilev |
| Caps5: | 0 |
| Goals5: | 0 |
| Nationalteam1: | Belarus U19 |
| Nationalcaps1: | 9 |
| Nationalgoals1: | 2 |
| Nationalyears2: | 2011–2016 |
| Nationalteam2: | Belarus |
| Nationalcaps2: | 8 |
| Nationalgoals2: | 0 |
| Pcupdate: | 1 July 2018 |
| Ntupdate: | 12 April 2016 |
Irina Tretyakova (born 5 May 1987) is a Belarusian footballer who plays as a forward for Belarusian Premier League club FC Dnepr Mogilev. She has been a member of the Belarus women's national team.