Poids Mi-Lourds Hommes
 | Jake Rosholt | 1-2-0 UFC | #4586 |  |
 | Jamahal Hill | 6-4-0, 1NC UFC | #137 | |
 | James Hammortree | 0-1-0 UFC | #6380 | |
 | James Lee | 0-1-0 UFC | #5499 | |
 | James McSweeney | 1-2-0 UFC | #4444 |  |
 | Jan Blachowicz | 12-8-2 UFC | #64 |  |
 | Jared Hamman | 2-5-0 UFC | #3500 | |
 | Jason Brilz | 3-4-0 UFC | #3224 | |
 | Jason DeLucia | 2-2-0 UFC | #3461 | |
 | Jason Lambert | 4-4-0 UFC | #2756 | |
 | Jeff Newton | 0-1-0 UFC | #6748 | |
 | Jeremy Kimball | 1-3-0 UFC | #2853 | |
 | Jermaine Andre | 0-1-0 UFC | #5964 | |
 | Jerry Bohlander | 5-2-0 UFC | #2460 | |
 | Jimi Manuwa | 6-6-0 UFC | #1658 | |
 | Jimmy Crute | 6-4-2 UFC | #795 |  |
 | Jiri Prochazka | 6-3-0 UFC | #67 |  |
 | Joachim Christensen | 1-3-0 UFC | #3841 |  |
 | Joe Moreira | 1-1-0 UFC | #4533 |  |
 | Joe Slick | 1-1-0 UFC | #5066 | |