Poids Coqs Hommes
 | Karol Durszlewicz | 1-1-0 REC | #2341 |  |
 | Karshyga Dautbek | 3-0-0, 1NC REC | #2648 |  |
 | Kasey Tanner | 3-1-0 REC | #1955 |  |
 | Kasib Murdoch | 1-0-0 REC | #792 |  |
 | Kasum Kasumov | 2-2-0 REC | #3021 |  |
 | Kaua Fernandes | 0-1-0 REC | #7044 |  |
 | Kaue Vaz | 0-1-0 REC | #5026 | |
 | Kaushik Saikumar | 0-1-0 REC | #4723 |  |
 | Keir Harvie | 2-3-0 REC | #3449 |  |
 | Kelvin Sterling | 0-1-0 REC | #6046 | |
 | Ken Stone | 2-2-0 UFC | #3608 | |
 | Kenji Bortoluzzi | 0-3-0 REC | #4223 |  |
 | Kenshin Kodama | 0-1-0 REC | #6210 |  |
 | Kenshin Saito | 0-1-0 REC | #4410 | |
 | Kenta Takizawa | 0-1-0 REC | #6595 | |
 | Kevin Azouz | 0-3-0 REC | #3064 |  |
 | Kevin Caperna | 1-2-0 REC | #3073 |  |
 | Kevin Cordero | 0-1-0 REC | #4939 |  |
 | Kevin Debras | 0-1-0 REC | #5318 | |
 | Kevin Gray | 0-1-0 REC | #6791 | |