| Fighter | Nickname | Height | Weight | Association | |
 |
Jose Luis Alvarez | 0'0" (0 m) |
155 lbs (70.31 kg) |
Xtreme Kombat Academy | |
|
Joseph Benavidez | 5'4" (1.63 m) |
125 lbs (56.7 kg) |
Xtreme Couture | |
|
Joseph Campo | 5'8" (1.73 m) |
135 lbs (61.23 kg) |
Xtreme Fitness Training Center | |
|
Josh Clark | "The Hillbilly Heartthrob" | 6'4" (1.93 m) |
185 lbs (83.91 kg) |
Xtreme Couture |
|
Josh Grevas | "Vanilla Guerilla" | 5'7" (1.7 m) |
145 lbs (65.77 kg) |
Xtreme Couture |
|
Joshua Williams | 6'4" (1.93 m) |
205 lbs (92.99 kg) |
Eric Nolan's Xtreme Training Center | |
|
Joshua Treasure | 5'8" (1.73 m) |
145 lbs (65.77 kg) |
Xtreme Couture | |
|
Josue Arellano | 0'0" (0 m) |
155 lbs (70.31 kg) |
Xtreme Kombat Academy | |
|
Juan Nicoletti | 0'0" (0 m) |
132 lbs (59.87 kg) |
Combate Xtreme Academy | |
|
Juan Trelles | 0'0" (0 m) |
135 lbs (61.23 kg) |
Xtreme Fitness Center | |
|
Juan Carabez Cruz | 6'0" (1.83 m) |
145 lbs (65.77 kg) |
Eric Nolan's Xtreme Training Center | |
|
Juan Carlos Arauz | 5'8" (1.73 m) |
145 lbs (65.77 kg) |
Xtreme Kombat Academy | |
|
Juancamilo Ronderos | 5'3" (1.6 m) |
125 lbs (56.7 kg) |
Xtreme Couture | |
|
Jucinaldo Santos Soares | "Nado / Natinho" | 5'5" (1.65 m) |
125 lbs (56.7 kg) |
Nordeste Jiu-Jitsu / Xtreme Muay Thai |
|
Julian Erosa | "Juicy J" | 6'1" (1.85 m) |
145 lbs (65.77 kg) |
Xtreme Couture |
|
Julie Dimitri Vasconcelos | 5'8" (1.73 m) |
155 lbs (70.31 kg) |
Instigacao Xtreme | |
|
Julio Bazan | 0'0" (0 m) |
145 lbs (65.77 kg) |
Xtreme Couture | |
|
Julio Mejia | "Kratos" | 5'7" (1.7 m) |
145 lbs (65.77 kg) |
Xtreme Kombat Academy |
|
Junio Iuri | 0'0" (0 m) |
185 lbs (83.91 kg) |
Rules Team Xtreme | |
|
Junior Sardinha | 0'0" (0 m) |
0 lbs (0 kg) |
Instigacao Xtreme | |
