| Sergei Gavrilov | |
| Fullname: | Sergei Olegovich Gavrilov |
| Birth Date: | 14 January 1987 |
| Birth Place: | Tomsk, Russian SFSR |
| Height: | 1.81 m |
| Position: | Defender |
| Years1: | 2005–2008 |
| Clubs1: | FC Tom Tomsk |
| Caps1: | 0 |
| Goals1: | 0 |
| Years2: | 2008 |
| Clubs2: | FC Gubkin |
| Caps2: | 4 |
| Goals2: | 1 |
| Years3: | 2009–2013 |
| Clubs3: | FC Fakel Voronezh |
| Caps3: | 74 |
| Goals3: | 0 |
| Years4: | 2013–2014 |
| Clubs4: | FC Zvezda Ryazan |
| Caps4: | 16 |
| Goals4: | 0 |
| Years5: | 2014 |
| Caps5: | 6 |
| Goals5: | 0 |
| Years6: | 2015 |
| Clubs6: | FC Taganrog |
| Caps6: | 16 |
| Goals6: | 3 |
| Years7: | 2015–2016 |
| Clubs7: | FC Dynamo Bryansk |
| Caps7: | 17 |
| Goals7: | 1 |
| Years8: | 2016–2017 |
| Caps8: | 2 |
| Goals8: | 0 |
| Years9: | 2017–2024 |
| Clubs9: | FC Lokomotiv Liski (amateur) |
Sergei Olegovich Gavrilov (Russian: Серге́й Олегович Гаврилов; born 14 January 1987) is a Russian former professional football player.
He made his debut for FC Tom Tomsk on 13 July 2005 in the Russian Cup game against FC Spartak Kostroma.
He played in the Russian Football National League for FC Fakel Voronezh in the 2011–12 season.