G
- Zelg "Benkei" Galešić – (Cage Rage, PRIDE, Dream)
- Mauro Galvão – (Shooto, WEC)
- Arman Gambaryan – (MFC)
- Manvel Gamburyan – (UFC, WEC)
- Sean Gannon – (UFC)
- Leonard Garcia – (UFC, WEC)
- Kenny "Deuce" Garner – (Cage Rage, M-1)
- Tiki Ghosn – (WEC, UFC)
- Dennis George –
- Kultar Gill
- Allan Goes – (IFL, Pancrase, PRIDE, UFC)
- Takanori "The Fireball Kid" Gomi – (PRIDE, Shooto, World Victory Road, UFC)
- Akihiro Gono – (DEEP, Pancrase, PRIDE, Shooto, UFC)
- Gabriel Gonzaga – (Shooto, UFC)
- Lyman Good – (Bellator)
- Gary Goodridge – (K-1, K-1 HERO'S, PRIDE, UFC)
- Gerard Gordeau – (UFC)
- Jonathan Goulet – (KOTC, TKO, UFC)
- Wilson Gouveia – (UFC
- Jason Grace
- Crosley Gracie – (PRIDE)
- Gregor Gracie
- Ralek Gracie – (Dream)
- Renzo Gracie – (PRIDE)
- Rickson Gracie – (PRIDE, Vale tudo)
- Rodrigo Gracie – (PRIDE, K-1)
- Roger Gracie – (BodogFIGHT, World Victory Road)
- Rolles Gracie – (IFL, AOW, UFC)
- Royce Gracie – (PRIDE, UFC)
- Royler Gracie – (PRIDE, K-1 HERO'S)
- Ryan Gracie – (PRIDE)
- Peter Graham – (WVR)
- Forrest Griffin – (KOTC, UFC)
- Tyson Griffin – (Strikeforce, UFC)
- Maxim Grishin – (KSW, M-1, Pankration)
- Josh Grispi – (WEC, UFC)
- Kendall Grove – (KOTC, UFC)
- Guram Gugenishvili – (M-1)
- Clay Guida – (KOTC, UFC, Strikeforce)
- Jason Guida – (EliteXC, Adrenaline MMA, WEC, Ironheart Crown)
- Melvin Guillard – (UFC)
- Jorge Gurgel – (KOTC, UFC, Strikeforce)
- Andre Gusmão – (IFL, UFC)
- Alexander Gustafsson – (UFC)
Read more about this topic: List Of Male Mixed Martial Artists