';
| Fighter | Nickname | Height | Weight | Association | |
| Aleksey Hondozhko | 5'10" (1.78 m) |
145 lbs (65.77 kg) |
Fight Club No. 1 | ||
| Aleksey Molostov | 0'0" (0 m) |
145 lbs (65.77 kg) |
Olympus Fight Club | ||
| Alessandro Oliveira | "Buiu Buiu" | 0'0" (0 m) |
145 lbs (65.77 kg) |
Fight Club - RN | |
| Alessandro Aversa | 0'0" (0 m) |
143 lbs (64.86 kg) |
Fight Club Catanzaro | ||
| Alessio Chessa | 0'0" (0 m) |
135 lbs (61.23 kg) |
Bad Boys Fight Club | ||
| Alex Black | "Bet On" | 6'0" (1.83 m) |
145 lbs (65.77 kg) |
4oz. Fight Club / Bushi Ban | |
| Alex Mohgrabi | 5'10" (1.78 m) |
258 lbs (117.03 kg) |
KMS Fight Club | ||
| Alex Mnatsakanov | 5'10" (1.78 m) |
185 lbs (83.91 kg) |
Jersey Fight Club | ||
| Alex Hirn | 6'4" (1.93 m) |
185 lbs (83.91 kg) |
Battle Zone Fight Club | ||
| Alex Morgan | "The Chess Master" | 5'10" (1.78 m) |
145 lbs (65.77 kg) |
Gladiateur Fight Club / Tristar Gym | |
| Alex Chang | 0'0" (0 m) |
135 lbs (61.23 kg) |
4oz. Fight Club | ||
| Alex Quinn | 5'10" (1.78 m) |
169 lbs (76.66 kg) |
Bullpen Fight Club | ||
| Alex Slicer | 0'0" (0 m) |
131 lbs (59.42 kg) |
Fight Club St-Jean | ||
| Alex Cote | 0'0" (0 m) |
140 lbs (63.5 kg) |
Gladiateur Fight Club | ||
| Alex Navarro | "Furioso / Lenin" | 5'7" (1.7 m) |
135 lbs (61.23 kg) |
Victory Fight Club | |
| Alex Wagener | "The Great" | 0'0" (0 m) |
170 lbs (77.11 kg) |
419 Fight Club | |
| Alex Carranza | "El Ninja" | 0'0" (0 m) |
125 lbs (56.7 kg) |
Troncal Fight Club | |
| Alex Bwalya | 0'0" (0 m) |
135 lbs (61.23 kg) |
Komboni Fight Club | ||
| Alex Munro | 5'7" (1.7 m) |
135 lbs (61.23 kg) |
Elite Fight Club Bangkok | ||
| Alex Ferraez | 0'0" (0 m) |
125 lbs (56.7 kg) |
Boz Fight Club | ||