Poids Légers Hommes
 | Igor Olchonov | 0-3-0 REC | #4384 |  |
 | Igor Wlodarczyk | 2-0-0 REC | #1811 |  |
 | Ilay Barzilay | 4-1-0 REC | #2434 |  |
 | Iler Bakhtiyar Uulu | 2-1-0 REC | #4249 |  |
 | Ilia Topuria | 9-1-0 UFC | #10 |  |
 | Iliskhan Azhigov | 0-1-0 REC | #6513 | |
 | Ilkhom Nazimov | 2-1-0 REC | #1563 |  |
 | Ilyas Algeriev | #8135 |  | |
 | Ilyaz Mamadaliyev | #5575 |  | |
 | Imam Vitakhanov | 2-2-0 REC | #2438 | |
 | Ioan Harris | 1-3-0 REC | #3262 |  |
 | Iras Khizriev | 1-0-0 REC | #2552 |  |
 | Iraskha Khizriev | #7750 | | |
 | Isaiah Figueroa | 0-1-0 REC | #7609 |  |
 | Isaiah Flores | 0-1-0 REC | #7482 | |
 | Isaiah Joans | 0-1-0 REC | #7326 | |
 | Isaiah Mahto | #8016 | | |
 | Isao Kobayashi | 0-2-0 REC | #4383 |  |
 | Islam Aguev | 1-1-0 REC | #1815 | |
 | Islam Isaev | 0-2-0 REC | #4231 | |