4,297 fighters indexed
| Fighter | IQ | Division | Record | Stance | Ht | Reach | SLpM | Acc | TD | Fin% |
|---|---|---|---|---|---|---|---|---|---|---|
| Jason Butcher | 56 | Middleweight | 10-2-0 | — | 6' 3" | — | 1.82 | 40% | 13.6 | — |
| Jason Day | 53 | — | 19-12-0 | Orthodox | 6' 0" | 72" | 3.61 | 54% | 1.1 | 5% |
| Jason DeLucia | 54 | — | 33-21-1 | Southpaw | 5' 11" | — | — | — | — | 6% |
| Jason Dent | 53 | — | 22-13-0 | Orthodox | 5' 10" | 71" | 2.01 | 39% | — | 5% |
| Jason Fairn | 50 | Heavyweight | 4-5-0 | — | 6' 1" | — | — | — | — | — |
| Jason Freeman | 52 | — | 6-4-0 | — | 6' 2" | — | — | — | — | 17% |
| Jason Gilliam | 49 | — | 14-9-0 | Orthodox | 6' 0" | — | 0.79 | 33% | — | — |
| Jason Glaza | 58 | — | 3-2-0 | — | 6' 0" | — | 4.34 | 54% | 4.3 | — |
| Jason Godsey | 52 | — | 16-16-0 | Orthodox | 6' 2" | — | — | — | — | — |
| Jason Gonzalez | 54 | — | 11-5-0 | Southpaw | 6' 2" | 74" | 3.06 | 39% | — | 9% |
| Jason Guida | 46 | — | 19-28-0 | — | 5' 10" | — | 1.87 | 40% | 1.0 | — |
| Jason High | 63 | — | 21-6-0 | Southpaw | 5' 8" | 73" | 1.28 | 42% | 2.4 | 14% |
| Jason Ireland | 56 | — | 19-9-1 | Southpaw | 5' 9" | — | 1.20 | 25% | 3.6 | — |
| Jason Jackson | 59 | — | 7-2-0 | Orthodox | 6' 1" | 78" | 2.24 | 48% | — | — |
| Jason Knight | 63 | — | 20-5-0 | Orthodox | 5' 10" | 71" | 2.95 | 33% | 1.3 | 10% |
| Jason Lambert | 58 | — | 26-13-0 | Orthodox | 6' 3" | 75" | 3.21 | 58% | 1.4 | 15% |
| Jason MacDonald | 52 | — | 25-16-0 | Orthodox | 6' 3" | 80" | 1.55 | 52% | 1.4 | 24% |
| Jason McLean | 51 | — | 6-7-0 | — | 5' 5" | — | — | — | — | — |
| Jason Medina | 55 | — | 21-15-1 | — | 5' 9" | — | — | — | — | — |
| Jason Miller | 56 | — | 23-10-0 | Orthodox | 6' 1" | — | 1.83 | 43% | 1.3 | 17% |
| Jason Novelli | 56 | — | 11-3-1 | Orthodox | 6' 0" | — | 1.73 | 24% | 0.7 | — |
| Jason Reinhardt | 75 | — | 20-3-0 | Orthodox | 5' 6" | — | 0.51 | 40% | 1.9 | — |
| Jason Riley | 47 | — | 10-7-0 | — | 6' 6" | — | — | — | — | — |
| Jason Saggo | 53 | — | 12-4-0 | Orthodox | 5' 11" | 71" | 2.50 | 39% | 2.3 | 17% |
| Jason Sharp | 51 | — | 3-3-0 | — | -- | — | — | — | — | — |
| Jason Tan | 41 | — | 5-3-0 | Orthodox | 5' 10" | — | 0.69 | 29% | — | — |
| Jason Von Flue | 47 | — | 14-12-1 | Orthodox | 6' 0" | — | 1.89 | 36% | 0.6 | 14% |
| Jason Witt | 58 | — | 19-9-0 | Orthodox | 5' 10" | 70" | 2.15 | 44% | 6.9 | 5% |
| Jason Young | 51 | — | 9-6-0 | Orthodox | 5' 9" | 73" | 2.97 | 37% | 2.0 | — |
| Javid Basharat | 75 | Bantamweight | 15-2-0 | Orthodox | 5' 9" | 69" | 5.18 | 54% | 1.8 | 7% |
| Javier Reyes | 66 | Featherweight | 23-5-0 | — | 5' 7" | 73" | 8.91 | 55% | 2.0 | 9% |
| Javier Vazquez | 63 | — | 16-5-0 | Southpaw | 5' 7" | 69" | 2.43 | 36% | 2.6 | 13% |
| Javy Ayala | 46 | — | 10-5-0 | — | 6' 1" | — | 0.83 | 25% | — | — |
| Jay Bogan | 52 | Featherweight | 6-6-0 | — | -- | — | — | — | — | — |
| Jay Cucciniello | 51 | Lightweight | 8-1-0 | Orthodox | 5' 7" | — | 0.93 | 21% | — | — |
| Jay Hieron | 63 | — | 23-7-0 | Orthodox | 6' 0" | 75" | 1.66 | 32% | 4.0 | 4% |
| Jay Perrin | 53 | — | 10-7-0 | Switch | 5' 7" | 67" | 3.71 | 46% | 2.8 | — |
| Jay Silva | 44 | — | 10-11-1 | Southpaw | 6' 2" | — | 1.13 | 34% | — | — |
| JC Cottrell | 63 | Lightweight | 17-5-0 | Orthodox | 5' 9" | — | 0.79 | 25% | 0.8 | — |
| Jean Francois Lenogue | 48 | — | 16-17-3 | Orthodox | 6' 0" | — | 1.13 | 34% | — | — |
| Jean Matsumoto | 75 | Bantamweight | 17-2-0 | Orthodox | 5' 6" | 68" | 5.37 | 39% | 3.0 | 6% |
| Jean Silva | 75 | Featherweight | 17-3-0 | Orthodox | 5' 7" | 69" | 4.82 | 51% | 1.2 | 29% |
| Jean-Paul Lebosnoyani | 64 | Welterweight | 10-2-0 | Switch | 5' 11" | 72" | 4.77 | 61% | 2.8 | 10% |
| Jeff Bedard | 68 | Featherweight | 13-3-0 | Orthodox | 5' 6" | — | 0.80 | 51% | 3.4 | — |
| Jeff Cox | 51 | Lightweight | 10-7-0 | Orthodox | 5' 10" | — | 0.56 | 25% | 4.2 | — |
| Jeff Crotty | 47 | Lightweight | 1-1-0 | — | -- | — | 0.93 | 35% | 5.0 | — |
| Jeff Curran | 54 | — | 36-18-1 | Orthodox | 5' 6" | 69" | 1.54 | 31% | 0.3 | 6% |
| Jeff Hougland | 53 | — | 10-6-0 | Orthodox | 5' 7" | 68" | 1.86 | 48% | 0.9 | — |
| Jeff Hughes | 56 | — | 10-4-0 | Orthodox | 6' 2" | 77" | 3.95 | 51% | 0.7 | 10% |
| Jeff Joslin | 55 | — | 5-3-0 | Orthodox | 6' 0" | — | 2.17 | 39% | 0.5 | — |