| Headercolor: | Gold |
| Native Name: | Леонид Спиридонов |
| Birth Date: | 16 December 1980 |
| Birth Place: | Yakutsk, Russian SFSR, Soviet Union |
| Height: | 169 cm |
| Sport: | Wrestling |
| Weight Class: | 66 kg |
| Event: | Freestyle |
| Worlds: | 5th (2005) |
| Olympics: | 4th (2004)5th (2008) |
| Show-Medals: | Yes |
Leonid Spiridonov (born December 16, 1980, in Kerdyom) is a male freestyle wrestler from Kazakhstan. He participated in Men's freestyle 66 kg at 2008 Summer Olympics. He lost bronze medal fight against Sushil Kumar from India and was ranked on 4-5th place.
At Men's freestyle 66 kg at 2004 Summer Olympics he was ranked on 4th place as well.
He also pariticpated in 2006 Asian Games.