| Aleksei Antonnikov | |
| Fullname: | Aleksei Konstantinovich Antonnikov |
| Birth Date: | 5 December 1983 |
| Birth Place: | Dubrovka, Leningrad Oblast, Russian SFSR |
| Position: | Midfielder/Forward |
| Years1: | 2001–2002 |
| Caps1: | 19 |
| Goals1: | 2 |
| Years2: | 2004–2006 |
| Caps2: | 73 |
| Goals2: | 15 |
| Years3: | 2007 |
| Clubs3: | FC Lukhovitsy |
| Caps3: | 27 |
| Goals3: | 11 |
| Years4: | 2008–2009 |
| Caps4: | 47 |
| Goals4: | 6 |
| Years5: | 2009 |
| Caps5: | 11 |
| Goals5: | 0 |
| Years6: | 2010 |
| Clubs6: | FC Tyumen |
| Caps6: | 17 |
| Goals6: | 1 |
| Years7: | 2011–2012 |
| Clubs7: | FC Volga Tver |
| Caps7: | 41 |
| Goals7: | 16 |
| Years8: | 2012–2013 |
| Clubs8: | FC Zenit Penza |
| Caps8: | 29 |
| Goals8: | 12 |
| Years9: | 2013–2014 |
| Clubs9: | FC Khimki |
| Caps9: | 29 |
| Goals9: | 8 |
| Years10: | 2014 |
| Caps10: | 12 |
| Goals10: | 1 |
| Years11: | 2015–2019 |
| Clubs11: | FC Odintsovo |
Aleksei Konstantinovich Antonnikov (Russian: Алексей Константинович Антонников; born 5 December 1983) is a former Russian professional football player.
He played two seasons in the Russian Football National League for FC Nosta Novotroitsk and FC Salyut-Energia Belgorod.