| Sergei Tumasyan | |
| Fullname: | Sergei Aleksandrovich Tumasyan |
| Birth Date: | 31 January 1990 |
| Birth Place: | Rostov-on-Don, Russian SFSR |
| Height: | 1.77 m |
| Position: | Midfielder |
| Youthyears1: | –2005 |
| Youthclubs1: | SDYuSShOR-8 Viktor Ponedelnik Rostov-on-Don |
| Youthyears2: | 2005–2007 |
| Youthclubs2: | RO UOR Rostov-on-Don |
| Years1: | 2008 |
| Clubs1: | Rakuunat |
| Goals1: | 1 |
| Years2: | 2009 |
| Clubs2: | FC KooTeePee |
| Years3: | 2009 |
| Caps3: | 8 |
| Goals3: | 0 |
| Years4: | 2010 |
| Clubs4: | FC Rostov |
| Caps4: | 2 |
| Goals4: | 0 |
| Years5: | 2014 |
| Caps5: | 3 |
| Goals5: | 1 |
| Years6: | 2014–2015 |
| Caps6: | 23 |
| Goals6: | 5 |
| Years7: | 2015–2017 |
| Clubs7: | FCI Tallinn |
| Caps7: | 46 |
| Goals7: | 8 |
| Years8: | 2018 |
| Caps8: | 8 |
| Goals8: | 3 |
| Years9: | 2018 |
| Caps9: | 3 |
| Goals9: | 0 |
| Years10: | 2019 |
| Caps10: | 19 |
| Goals10: | 1 |
| Years11: | 2021–2022 |
| Caps11: | 16 |
| Goals11: | 7 |
| Years12: | 2022–2023 |
| Caps12: | 28 |
| Goals12: | 15 |
| Pcupdate: | 20 May 2023 |
Sergei Aleksandrovich Tumasyan (Russian: Серге́й Александрович Тумасян; born 31 January 1990) is a Russian former professional footballer.[1]
Tumasyan made his professional debut for FC Rostov on 13 July 2010 in the Russian Cup game against FC Salyut Belgorod.
Tumasyan joined PFK Metallurg Bekabad in Uzbekistan for the 2019 season.[2]
He is the older brother of Aleksandr Tumasyan, younger brother of Denis Tumasyan and a son of Aleksandr Tumasyan.