Poids Mouches Hommes
 | Iago Silva | 0-1-0 REC | #6185 |  |
 | Ibragim Gelimbiev | 0-2-0 REC | #4317 |  |
 | Ibragim Kortoev | 2-0-0 REC | #3292 | |
 | Ibragim Raduev | 1-0-0 REC | #2073 | |
 | Ibrahim Chelabi | #7453 |  | |
 | Ignacio Fernandez | 0-1-0 REC | #6743 |  |
 | Igor Siqueira | 1-1-0 REC | #4982 | |
 | Igor Wojtas | 3-0-0 REC | #1129 |  |
 | Imanol Rodriguez | 1-0-0 UFC | #661 |  |
 | Imram Magaramov | 0-1-0 REC | #5430 |  |
 | Imran Bukuev | 2-1-0 REC | #2382 | |
 | Irgit Oveenchi | 0-1-0 REC | #6127 | |
 | Isiah Torres | 1-0-0 REC | #6620 |  |
 | Ivan Alves | 0-1-0 REC | #6675 | |
 | Jack Duffy | 0-1-0 REC | #5481 | |
 | Jacob Romero | 0-1-0 REC | #6703 | |
 | Jacob Silva | 0-2-0 REC | #6028 | |
 | Jae Hoon Lee | #7954 |  | |
 | Jafel Filho | 3-3-0 UFC | #1134 | |
 | Jaime Alvarez | 1-0-0 REC | #6280 | |