(Bellator) Vinc Pichel - (UFC) Brad Pickett - (Cage Rage, K-1 Hero's, WEC, UFC) Oskar Piechota - (UFC, CWFC) Mike Pierce - (WEC, UFC) Sean Pierson - (UFC) Daniel Pineda - (UFC, Bellator, EliteXC) Craig Pittman - (VTJ) Mike Plotcheck - (PRIDE) Dustin Poirier - (WEC, UFC) Igor Pokrajac - (UFC, Jungle Fight, K-1, KSW) John Polakowski - (UFC, WEC) Mike Polchlopek Marco Polo Reyes - (UFC) Callan Potter - (UFC) Ruan Potts - (UFC) Wagner Prado - (UFC, KSW) Trevor Prangley - (MFC, Strikeforce, UFC, KOTC, Bellator, DREAM, SFL) Carlo Prater - (MFC, PFC, VTJ, WEC, UFC) Michel Prazeres - (UFC, Jungle Fight, Shooto) Brent Primus - (Bellator) Eric Prindle - (Bellator) Joe Proctor - (UFC) Bruno Pucci - (OneFC) Daniel Puder - (Strikeforce) Mariusz Pudzianowski - (KSW) Jens Pulver - (IFL, PRIDE, Shooto, UFC, WEC, OneFC, Titan FC) CM Punk - (UFC) Mike Pyle - (EliteXC, IFL, Strikeforce, Affliction, MFC, Shooto, WEC, UFC) Q Bao Quach - (Strikeforce, ShoXC, WEC, KOTC, Shooto, Affliction, Bellator, M-1) Nathan Quarry - (KOTC, UFC) Vinicius Queiroz - (UFC, Bellator) Dan Quinn José Alberto Quiñónez - (UFC) R Benji Radach - (UFC, Strikeforce, IFL, WEC, KOTC, EliteXC, MFC, Bellator) Jordan Radev - (UFC, BAMMA, M-1, RINGS, KSW) Ricky Rainey - (XFC, Bellator) Luis Ramos - (Shooto, DEEP, UFC) Ricardo Ramos - (LFA, UFC) Kevin Randleman (†) - (PRIDE, UFC, Sengoku, Strikeforce) Ed Ratcliff - (WEC) Gideon Ray - (UFC, IFL, KOTC) Levan Razmadze - (DEEP) Rafael Rebello - (WEC) J. P. Reese - (Bellator, XFC) Alex Reid - (Pancrase, Cage Rage, BAMMA) Chad Reiner - (UFC, KOTC, Adrenaline MMA, Bellator) Jason Reinhardt - (UFC, KOTC) Wilson Reis - (Bellator, ShoXC, CWFC, UFC) Goran Reljić - (UFC, KSW) Dominick Reyes - (UFC, LFC, KOTC) Yahir Reyes - (Bellator) Gastón Reyno - (Bellator) Eric Reynolds - (Bellator, XFC) Alexandre Ribeiro - (Sengoku) Saulo Ribeiro Vítor Ribeiro - (WFA, Shooto, Cage Rage, K-1 Hero's, DREAM, Strikeforce) Will Ribeiro - (WEC, Shooto) Mike Ricci - (Bellator, UFC, Titan FC) Matt Ricehouse - (Strikeforce) Mike Richman - (Bellator) David Rickels - (Bellator) Matt Riddle - (Bellator, UFC, Titan FC) Jeremiah Riggs - (Bellator, Strikeforce) Joe Riggs - (K-1, UFC, WEC, Strikeforce, BFC) Aaron Riley - (UFC, PRIDE, IFL, Shooto) Nick Ring - (Bellator, DEEP, UFC) Mike Rio - (UFC) Shannon Ritch - (PRIDE, WEC, MFC, KOTC, Pancrase, MFC) Dante Rivera - (UFC, Bellator, IFL) Francisco Rivera - (UFC,