| Roman Tkachuk | |
| Fullname: | Roman Leonidovich Tkachuk |
| Birth Date: | 9 January 1987 |
| Birth Place: | Novosibirsk, Russian SFSR |
| Height: | 1.83 m |
| Position: | Midfielder/Defender |
| Years1: | 2008 |
| Clubs1: | FC Sibir-2 Novosibirsk |
| Caps1: | 18 |
| Goals1: | 0 |
| Years2: | 2009 |
| Clubs2: | FC Sibiryak Bratsk |
| Caps2: | 25 |
| Goals2: | 0 |
| Years3: | 2010–2013 |
| Caps3: | 64 |
| Goals3: | 1 |
| Years4: | 2013–2014 |
| Clubs4: | FC Volgar Astrakhan |
| Caps4: | 3 |
| Goals4: | 0 |
| Years5: | 2015 |
| Caps5: | 8 |
| Goals5: | 0 |
| Years6: | 2015–2016 |
| Clubs6: | FC Baikal Irkutsk |
| Caps6: | 27 |
| Goals6: | 0 |
| Years7: | 2016–2017 |
| Clubs7: | FC Sochi |
| Caps7: | 20 |
| Goals7: | 0 |
| Years8: | 2017–2018 |
| Clubs8: | FC Volga Ulyanovsk |
| Caps8: | 10 |
| Goals8: | 0 |
| Years9: | 2018 |
| Clubs9: | FC Altai VKO |
| Caps9: | 9 |
| Goals9: | 0 |
| Years10: | 2019 |
| Clubs10: | FC Chita |
| Caps10: | 6 |
| Goals10: | 0 |
| Years11: | 2019–2021 |
| Clubs11: | FC Novosibirsk |
| Caps11: | 25 |
| Goals11: | 1 |
| Years12: | 2021–2022 |
| Clubs12: | FC Chita |
| Caps12: | 25 |
| Goals12: | 1 |
Roman Leonidovich Tkachuk (Russian: Роман Леонидович Ткачук; born 9 January 1987) is a Russian former professional football player.
He made his Russian Football National League debut for FC Metallurg-Kuzbass Novokuznetsk on 10 July 2012 in a game against FC Neftekhimik Nizhnekamsk.