F
- Urijah Faber – (KOTC, TKO, WEC, UFC)
- Wagnney Fabiano – (IFL, WEC)
- Kevin "Kimbo Slice" Ferguson – (EliteXC, UFC)
- Paulo Filho – (DEEP, Pancrase, PRIDE, WEC)
- Mirko "Cro Cop" Filipović – (K-1, PRIDE, UFC, Dream)
- Luiz "Buscapé" Firmino – (DREAM, M-1 Global, PRIDE, Shooto)
- Spencer Fisher – (UFC)
- Jon Fitch – (Shooto, UFC)
- Kenny Florian – (UFC)
- Jesse Forbes – (UFC, WEC)
- Xavier Foupa-Pokam – (Cage Rage, UFC)
- Hermes Franca – (K-1 HERO'S, Shooto, UFC, WEC)
- Rich Franklin – (UFC)
- Ian Freeman – (Cage Rage, Pancrase, UFC)
- Don Frye – (K-1, K-1 HERO'S, PRIDE, UFC)
- Tony Fryklund – (UFC, WEC, Strikeforce)
- Kazuyuki Fujita – (K-1, PRIDE, World Victory Road)
- Riki Fukuda – (DEEP, EliteXC, DREAM, K-1 UFC)
- Masakatsu Funaki – (Pancrase, K-1, DREAM)
Read more about this topic: List Of Male Mixed Martial Artists