| Sergei Galkin | |
| Fullname: | Sergei Alekseyevich Galkin |
| Birth Date: | 6 November 1964 |
| Currentclub: | FC Arsenal Tula (U-21 asst manager) |
| Position: | Forward / Defender |
| Youthclubs1: | DYuSSh-3 Vologda |
| Years1: | 1982–1989 |
| Caps1: | 107 |
| Goals1: | 25 |
| Years2: | 1990 |
| Caps2: | 12 |
| Goals2: | 0 |
| Years3: | 1990–1993 |
| Caps3: | 132 |
| Goals3: | 41 |
| Years4: | 1994–1996 |
| Caps4: | 104 |
| Goals4: | 28 |
| Years5: | 1997–2005 |
| Caps5: | 263 |
| Goals5: | 47 |
| Manageryears1: | 2007 |
| Managerclubs1: | FC Dynamo Vologda (assistant) |
| Manageryears2: | 2008–2014 |
| Managerclubs2: | FC Dynamo Vologda |
| Manageryears3: | 2016 |
| Managerclubs3: | FC Arsenal-2 Tula (assistant) |
| Manageryears4: | 2016– |
| Managerclubs4: | FC Arsenal Tula (U-21 assistant) |
Sergei Alekseyevich Galkin (Russian: Серге́й Алексеевич Галкин; born 6 November 1964) is a Russian professional football coach and a former player. He is an assistant manager with the Under-21 team of FC Arsenal Tula.
As a player, he made his debut in the Soviet Second League in 1982 for FC Dynamo Vologda. Galkin played in the Soviet First League with FC Dynamo Vologda and FC Chkalovets Novosibirsk.