';
| Fighter | Nickname | Height | Weight | Association | |
| Ji Soo Choi | 5'10" (1.78 m) |
155 lbs (70.31 kg) |
10th Planet Jiu Jitsu Korea | ||
| Jin Hee Kang | 5'5" (1.65 m) |
125 lbs (56.7 kg) |
CMA Korea / Jon Fighter | ||
| Jin Oh Kim | 5'11" (1.8 m) |
205 lbs (92.99 kg) |
CMA Korea | ||
| Jong Chul Yun | "Kang Chul" | 6'0" (1.83 m) |
209 lbs (94.8 kg) |
New Korea Pro Wrestling | |
| Jong Eon Lee | 0'0" (0 m) |
154 lbs (69.85 kg) |
CMA Korea | ||
| Jong Gun Cho | 0'0" (0 m) |
125 lbs (56.7 kg) |
10th Planet Jiu Jitsu Korea | ||
| Jong Gyuk Lee | 0'0" (0 m) |
205 lbs (92.99 kg) |
CMA Korea | ||
| Jong Pil Cho | 0'0" (0 m) |
145 lbs (65.77 kg) |
10th Planet Jiu Jitsu Korea | ||
| Jong Wang Kim | 6'1" (1.85 m) |
238 lbs (107.95 kg) |
CMA Korea | ||
| Jorge Soto | "El Demoledor" | 5'11" (1.8 m) |
205 lbs (92.99 kg) |
Casa Korea Fighter | |
| Ju Pyo Hong | 5'11" (1.8 m) |
165 lbs (74.84 kg) |
CMA Korea | ||
| Juan David Morales | 5'7" (1.7 m) |
135 lbs (61.23 kg) |
Casa Korea | ||
| Julian Stevan Arias Sanchez | 5'9" (1.75 m) |
135 lbs (61.23 kg) |
Casa Korea | ||
| Jung Gun Cho | 5'8" (1.73 m) |
135 lbs (61.23 kg) |
10th Planet Jiu Jitsu Korea | ||
| Jung Min Han | 0'0" (0 m) |
150 lbs (68.04 kg) |
CMA Korea | ||
| Ki Hyun Kim | 5'7" (1.7 m) |
143 lbs (64.86 kg) |
CMA Korea / Jon Fighter | ||
| Kwang Hee Lee | "Crazy" | 5'9" (1.75 m) |
154 lbs (69.85 kg) |
CMA Korea | |
| Kwang Min Choi | 5'9" (1.75 m) |
145 lbs (65.77 kg) |
Team Korea MMA | ||
| Kwang Yeol Lee | 0'0" (0 m) |
145 lbs (65.77 kg) |
CMA Korea | ||
| Kwon Han Park | 0'0" (0 m) |
154 lbs (69.85 kg) |
CMA Korea | ||