Poids Mi-Lourds Hommes
 | Jakob Nedoh | 3-2-0 REC | #3516 |  |
 | Jamahal Hill | 6-4-0, 1NC UFC | #145 |  |
 | Jamelle Jones | 1-3-0 REC | #3963 | |
 | James Hammortree | 0-1-0 UFC | #5989 | |
 | James Lee | 0-1-0 UFC | #5052 | |
 | James McSweeney | 1-2-0 UFC | #4153 |  |
 | James Webb | 3-1-0 REC | #2053 | |
 | Jamie Abdallah | 0-2-0 REC | #6179 |  |
 | Jamie MacDonald | 0-1-0 REC | #6877 |  |
 | Jan Blachowicz | 12-8-2 UFC | #68 |  |
 | Jan Gottvald | 1-0-0 REC | #7023 |  |
 | Jared Hamman | 2-5-0 UFC | #3162 | |
 | Jason Brilz | 3-4-0 UFC | #2905 | |
 | Jason DeLucia | 2-2-0 UFC | #3086 | |
 | Jason Lambert | 4-4-0 UFC | #2528 | |
 | Jason Radcliffe | 0-1-0 REC | #6252 | |
 | Jay Radick | 0-1-0 REC | #6706 | |
 | Jayden Taulker | 0-1-0 REC | #5598 | |
 | Jeff Newton | 0-1-0 UFC | #6360 | |
 | Jeremy Kimball | 1-3-0 UFC | #2574 | |