| Sergey Ageyev | |
| Fullname: | Sergey Yuryevich Ageyev |
| Birth Date: | 12 November 1968 |
| Height: | 1.91 m |
| Currentclub: | FC Tom Tomsk (administrator) |
| Position: | Defender |
| Years1: | 1991 |
| Clubs1: | Dynamo Barnaul |
| Caps1: | 11 |
| Goals1: | 1 |
| Years2: | 1992–1994 |
| Caps2: | 61 |
| Goals2: | 21 |
| Years3: | 1995–1996 |
| Clubs3: | Viktoriya Nazarovo |
| Caps3: | 57 |
| Goals3: | 32 |
| Years4: | 1997–2001 |
| Clubs4: | Tom Tomsk |
| Caps4: | 171 |
| Goals4: | 31 |
| Years5: | 2002 |
| Caps5: | 30 |
| Goals5: | 7 |
| Years6: | 2003 |
| Clubs6: | Polimer Barnaul |
| Manageryears1: | 2005–2008 |
| Managerclubs1: | FC Tom Tomsk (reserves administrator) |
| Manageryears2: | 2015– |
| Managerclubs2: | FC Tom Tomsk (administrator) |
Sergey Yuryevich Ageyev (Russian: Сергей Юрьевич Агеев; born 12 November 1968) is a Russian professional football official and a former player. He currently works as an administrator for FC Tom Tomsk.
He made his Russian Football National League debut for FC Tom Tomsk on 29 March 1998 in a game against FC Anzhi Makhachkala. He played 4 seasons in the FNL for Tom.