| Fighter | Nickname | Height | Weight | Association | |
 |
Richie Walsh | 0'0" (0 m) |
265 lbs (120.2 kg) |
Closed Combat Arena | |
|
Rick Slaton | "Notorious" | 6'0" (1.83 m) |
205 lbs (92.99 kg) |
The Arena |
|
Robbie Brown | 0'0" (0 m) |
130 lbs (58.97 kg) |
Closed Combat Arena | |
|
Robert Marsters | 5'11" (1.8 m) |
170 lbs (77.11 kg) |
The Arena MMA | |
|
Roberto Thom | "Russo" | 0'0" (0 m) |
170 lbs (77.11 kg) |
Arena Team Santo Angelo |
|
Roberto Correa | 0'0" (0 m) |
145 lbs (65.77 kg) |
Arena Fight | |
|
Roberto Mario Ionescu | 5'10" (1.78 m) |
152 lbs (68.95 kg) |
Circus Arena | |
|
Rodolfo Patrao | 0'0" (0 m) |
170 lbs (77.11 kg) |
A2F Arena | |
|
Rodrigo Ferreira | "Kanu" | 5'8" (1.73 m) |
155 lbs (70.31 kg) |
Arena Champs / Fit Box |
|
Rodrigo de Andrade Santos | "Hulk" | 5'9" (1.75 m) |
155 lbs (70.31 kg) |
Arena Fight Ponta Grossa |
|
Rodrigo de Sousa Barni | 0'0" (0 m) |
185 lbs (83.91 kg) |
Arena Coliseu | |
|
Rodrigo Pereira | 5'11" (1.8 m) |
205 lbs (92.99 kg) |
The Arena MMA | |
|
Roland Hoffmann | 0'0" (0 m) |
170 lbs (77.11 kg) |
Arena Aschaffenburg | |
|
Roman Stakhuv | 0'0" (0 m) |
145 lbs (65.77 kg) |
Circus Arena | |
|
Ronaldo Paroski | 0'0" (0 m) |
135 lbs (61.23 kg) |
Arena Fight | |
|
Rosenildo Camargo | 0'0" (0 m) |
0 lbs (0 kg) |
Arena Fight | |
|
Rudney Carvalho | "Pitbull" | 5'3" (1.6 m) |
135 lbs (61.23 kg) |
Arena Champs / Nova Uniao |
|
Ryan Hazinski | 0'0" (0 m) |
170 lbs (77.11 kg) |
The Arena MMA | |
|
Sameer Jhanjotra | "SJ" | 5'5" (1.65 m) |
155 lbs (70.31 kg) |
Kings MMA / Crossfit Arena Wrestling Academy |
|
Samuel Alonso Carmona | 0'0" (0 m) |
145 lbs (65.77 kg) |
Circus Arena | |
