| Sergei Kryuchikhin | |
| Fullname: | Sergei Pavlovich Kryuchikhin |
| Birth Date: | 15 January 1984 |
| Birth Place: | Krasnodar, Russian SFSR |
| Height: | 1.82 m |
| Position: | Defender |
| Youthclubs1: | FC Krasnodar-2000 |
| Years1: | 2001–2002 |
| Caps1: | 27 |
| Goals1: | 0 |
| Years2: | 2003–2005 |
| Caps2: | 1 |
| Goals2: | 0 |
| Years3: | 2003 |
| Caps3: | 3 |
| Goals3: | 0 |
| Years4: | 2003 |
| Caps4: | 1 |
| Goals4: | 0 |
| Years5: | 2007–2008 |
| Caps5: | 8 |
| Goals5: | 0 |
| Years6: | 2008 |
| Clubs6: | FC Dynamo Krasnodar |
| Years7: | 2009–2010 |
| Caps7: | 50 |
| Goals7: | 3 |
| Years8: | 2011–2013 |
| Caps8: | 56 |
| Goals8: | 5 |
| Years9: | 2013–2014 |
| Caps9: | 21 |
| Goals9: | 0 |
| Years10: | 2014 |
| Caps10: | 10 |
| Goals10: | 0 |
| Years11: | 2015 |
| Clubs11: | FC Omega Kurganinsk |
| Years12: | 2016 |
| Clubs12: | FC Kuban Holding Pavlovskaya |
| Years13: | 2017 |
| Clubs13: | FC Vityaz-Memorial Starominskaya |
| Years14: | 2017 |
| Clubs14: | FC Magnat Krasnodar |
| Years15: | 2017 |
| Clubs15: | FC Rus Dneprovskaya |
| Years16: | 2019 |
| Clubs16: | FC Magnat Krasnodar |
Sergei Pavlovich Kryuchikhin (ru|Серге́й Павлович Крючихин; born 15 January 1984) is a Russian former professional footballer.