| Fighter | Nickname | Height | Weight | Association | |
 |
John Lineker | "Hands of Stone" | 5'3" (1.6 m) |
145 lbs (65.77 kg) |
OCS Jiu-Jitsu / American Top Team |
|
John Marquez | "God's Warrior" | 0'0" (0 m) |
157 lbs (71.21 kg) |
American Top Team Kendall |
|
Johnny Eblen | "Pressure" | 6'3" (1.91 m) |
185 lbs (83.91 kg) |
American Top Team |
|
Jon Hill | 6'0" (1.83 m) |
242 lbs (109.77 kg) |
American Top Team OKC | |
|
Jonatas Gurgel | 5'9" (1.75 m) |
159 lbs (72.12 kg) |
American Top Team | |
|
Jonathan Gary | "Junkyard Dog" | 5'8" (1.73 m) |
155 lbs (70.31 kg) |
American Top Team OKC |
|
Jonathan Romero | "The Future" | 6'3" (1.91 m) |
265 lbs (120.2 kg) |
American Top Team |
|
Jonathan Polynice | "Nightmare" | 0'0" (0 m) |
170 lbs (77.11 kg) |
American Top Team Davie |
|
Jordan Young | 6'4" (1.93 m) |
187 lbs (84.82 kg) |
American Top Team | |
|
Jordan Pruitt | "Pack of Lemurs" | 5'7" (1.7 m) |
125 lbs (56.7 kg) |
American Top Team Longwood |
|
Jorge Masvidal | "Gamebred" | 5'11" (1.8 m) |
170 lbs (77.11 kg) |
American Top Team |
|
Jorge Dominguez | 5'7" (1.7 m) |
145 lbs (65.77 kg) |
American Top Team Altitude | |
|
Jorge Chaves | 5'8" (1.73 m) |
145 lbs (65.77 kg) |
American Top Team, MN | |
|
Jorge Calzada | 0'0" (0 m) |
125 lbs (56.7 kg) |
American Top Team Kendall | |
|
Jornel Lugo | "A1" | 5'9" (1.75 m) |
135 lbs (61.23 kg) |
American Top Team Palm Beach Gardens |
|
Jose Figueroa | 6'3" (1.91 m) |
169 lbs (76.66 kg) |
American Top Team Orlando | |
|
Jose Vasquez | 5'9" (1.75 m) |
145 lbs (65.77 kg) |
American Top Team | |
|
Jose Luis Vazquez | 6'1" (1.85 m) |
155 lbs (70.31 kg) |
American Top Team Orlando | |
|
Joseph Ciotti | 5'7" (1.7 m) |
135 lbs (61.23 kg) |
American Top Team Port St. Lucie | |
|
Joseph Penafiel | "The Party" | 5'8" (1.73 m) |
140 lbs (63.5 kg) |
American Top Team Orlando |
