| 221 | RKRenat KhavalovPFL | Bantamweight | Active |
| 222 | TKTimur KhizrievPFL | Featherweight | Active |
| 223 | BKBezhan KhojalievNaiza | Flyweight | Active |
| 224 | EKErnar KhusainovNaiza | Bantamweight | Active |
| 225 | DKDenise KielholtzPFL | Flyweight | Active |
| 226 | RKRamazan KishevACA | Lightweight | Active |
| 227 | AKAzatbek KochorovACA | Flyweight | Active |
| 228 | AKAnatoly KondratyevACA | Flyweight | Active |
| 229 | KKKirill KornilovACA | Heavyweight | Active |
| 230 | AKAndrey KoshkinACA | Welterweight | Active |
| 231 | NKNikita KrylovUFC | Light Heavyweight | Active |
| 232 | KKKanat KulmagambetovNaiza | Welterweight | Active |
| 233 | RKRizvan KunievUFC | Heavyweight | Active |
| 234 | MKMukhamadzhon KurbanovNaiza | Lightweight | Active |
| 235 | DKDooronbek Kylychbek UuluNaiza | Flyweight | Active |
| 236 | VLVladimir LamanovNaiza | Flyweight | Active |
| 237 | TLTaylor LapilusPFL | Bantamweight | Active |
| 238 | ALAmanda LemosUFC | Strawweight | Active |
| 239 | CLChristian Leroy DuncanUFC | Middleweight | Active |
| 240 | DLDerrick LewisUFC | Heavyweight | Active |