Tous les combattants
 | Jamie Mullarkey | 6-7-0 UFC | #962 |  |
 | Jamie Pickett | 2-7-0 UFC | #2307 |  |
 | Jamie Richardson | 0-3-0 REC | #5403 |  |
 | Jamie Siraj | 0-1-0 UFC | #4160 |  |
 | Jamie Varner | 3-6-0 UFC | #2841 | |
 | Jamie Yager | 0-1-0 UFC | #5464 | |
 | Jamshed Ganiev | 2-0-0 REC | #1271 |  |
 | Jamshid Tilyaev | #7941 |  | |
 | Jan Blachowicz | 12-9-2 UFC | #99 |  |
 | Jan Cieplowski | 1-1-0 REC | #2701 | |
 | Jan Fajk | 2-1-0 REC | #4952 |  |
 | Jan Gottvald | 1-0-0 REC | #7224 | |
 | Jan Holzer | 1-0-0 REC | #1339 |  |
 | Jan Malach | 4-7-0 REC | #978 | |
 | Jan Masek | 2-3-0 REC | #2247 | |
 | Jan Quaeyhaegens | 3-1-0 REC | #3866 |  |
 | Jan Siroky | 3-7-0 REC | #3291 | |
 | Jan Stanovsky | 3-2-0 REC | #1116 | |
 | Jan Stastny | #8086 | | |
 | Janaina Silva | 0-3-0 REC | #4034 |  |
 | Janaisa Morandin | 0-2-0 REC | #4908 | |
 | Janay Harding | 0-2-0 REC | #5256 |  |
 | Janderson Barreto | 0-1-0 REC | #5394 | |
 | Jane Osigwe | 0-1-0 REC | #5315 |  |
 | Janne Elonen-Kulmala | 0-4-0 REC | #4754 |  |