| Fighter | Nickname | Height | Weight | Association | |
 |
A.J. Nelson | 6'5" (1.96 m) |
280 lbs (127.01 kg) |
||
|
A.J. Mattia | 6'4" (1.93 m) |
315 lbs (142.88 kg) |
||
|
Aaron Spomer | 0'0" (0 m) |
304 lbs (137.89 kg) |
||
|
Aaron Leopold | 0'0" (0 m) |
327 lbs (148.32 kg) |
||
|
Aaron Delgado | 0'0" (0 m) |
300 lbs (136.08 kg) |
Fight Sports Daytona | |
|
Aaron Williams | 6'5" (1.96 m) |
280 lbs (127.01 kg) |
||
|
Abdelrahman Shalan | "Osunaarashi Kintaro" | 6'2" (1.88 m) |
353 lbs (160.12 kg) |
UWF USA |
|
Abdul Keita | 0'0" (0 m) |
270 lbs (122.47 kg) |
||
|
Abraham Garcia | 5'10" (1.78 m) |
290 lbs (131.54 kg) |
||
|
Adam Rivera | "El Toro" | 5'6" (1.68 m) |
275 lbs (124.74 kg) |
The Shop MMA |
|
Adam Braidwood | "The BoogeyMan" | 6'4" (1.93 m) |
270 lbs (122.47 kg) |
Pro Camp |
|
Adam Church | "The Wall" | 5'11" (1.8 m) |
420 lbs (190.51 kg) |
|
|
Adam Hamner | 6'0" (1.83 m) |
305 lbs (138.35 kg) |
||
|
Adam Morris | 0'0" (0 m) |
315 lbs (142.88 kg) |
||
|
Adthapong Saengtep | "Benz Noii" | 6'5" (1.96 m) |
312 lbs (141.52 kg) |
Freelance |
|
Ahmed Al-Rubaye | 6'2" (1.88 m) |
275 lbs (124.74 kg) |
Branibor Team Baghdad | |
|
Aisea Levatau | 0'0" (0 m) |
278 lbs (126.1 kg) |
||
|
Akemi Torisu | 5'5" (1.65 m) |
363 lbs (164.65 kg) |
All Japan Women's Pro-Wrestling | |
|
Alain Fourny | 6'6" (1.98 m) |
280 lbs (127.01 kg) |
||
|
Alan Karaev | 6'7" (2.01 m) |
400 lbs (181.44 kg) |
||
