| First | Last | Nickname | Ht. | Wt. | Reach | Stance | W | L | D | Belt |
|---|---|---|---|---|---|---|---|---|---|---|
| Vitor | Ribeiro | Shaolin | 5' 8" | 154 lbs. | -- | Orthodox | 20 | 5 | 0 | |
| Will | Ribeiro | 5' 8" | 135 lbs. | -- | Orthodox | 10 | 2 | 0 | ||
| Claudio | Ribeiro | 6' 1" | 185 lbs. | 77.0" | Orthodox | 11 | 5 | 0 | ||
| Brendson | Ribeiro | The Gorilla | 6' 3" | 205 lbs. | 81.0" | Orthodox | 16 | 7 | 0 | |
| Esteban | Ribovics | El Gringo | 5' 10" | 155 lbs. | 69.0" | Orthodox | 14 | 1 | 0 | |
| Mike | Ricci | The Martian | 6' 0" | 155 lbs. | 76.0" | Southpaw | 11 | 5 | 0 | |
| Alex | Ricci | 5' 11" | 155 lbs. | -- | Orthodox | 10 | 5 | 0 | ||
| Tabatha | Ricci | Baby Shark | 5' 1" | 115 lbs. | 61.0" | Orthodox | 11 | 2 | 0 | |
| Matt | Ricehouse | -- | 155 lbs. | -- | 6 | 1 | 0 | |||
| John | Richard | -- | 205 lbs. | -- | 3 | 5 | 1 | |||
| Rex | Richards | 6' 5" | 265 lbs. | -- | 7 | 2 | 0 | |||
| Mike | Richman | The Marine | 5' 8" | 135 lbs. | -- | 18 | 7 | 0 | ||
| Dave | Rickels | The Caveman | 5' 11" | 155 lbs. | -- | 18 | 4 | 0 | ||
| Haisam | Rida | -- | -- | -- | 0 | 0 | 0 | |||
| Brad | Riddell | Quake | 5' 7" | 155 lbs. | 71.0" | Orthodox | 10 | 4 | 0 | |
| Matthew | Riddle | Deep Waters | 6' 1" | 170 lbs. | 76.0" | Southpaw | 8 | 3 | 0 | |
| Joe | Riggs | Diesel | 6' 0" | 185 lbs. | 70.0" | Southpaw | 44 | 17 | 0 | |
| Jeremiah | Riggs | 6' 0" | 185 lbs. | -- | 7 | 8 | 0 | |||
| Aaron | Riley | 5' 8" | 155 lbs. | 69.0" | Southpaw | 30 | 14 | 1 | ||
| Jason | Riley | The Juggernaut | 6' 6" | 245 lbs. | -- | 10 | 7 | 0 | ||
| Luke | Riley | -- | 145 lbs. | -- | 9 | 0 | 0 | |||
| Moise | Rimbon | Swamp | 5' 10" | 205 lbs. | -- | Orthodox | 23 | 11 | 3 | |
| Jordan | Rinaldi | All Day | 5' 10" | 145 lbs. | 72.0" | Orthodox | 14 | 7 | 0 | |
| Nick | Ring | The Promise | 6' 0" | 185 lbs. | 74.0" | Southpaw | 14 | 4 | 0 |