Poids Plumes Hommes
 | Ibrakhim Tolonbay uulu | 0-1-0 REC | #5911 |  |
 | Icaro Brito | 2-1-0 REC | #1276 |  |
 | Ignacio Campos | 2-1-0 REC | #927 |  |
 | Ikror Urinbaev | 0-1-0 REC | #6174 |  |
 | Ilias Bulaid | #7932 |  | |
 | Ilie Meryacre | 0-1-0 REC | #6629 |  |
 | Inglesson de Lara | 1-2-0 REC | #3846 | |
 | Isaac Dulgarian | 2-2-0 UFC | #2691 |  |
 | Isaac Omeda | 0-0-1 REC | #6459 |  |
 | Isaac Thomson | 0-1-0 UFC | #1492 |  |
 | Isai Ramos | 1-1-0 REC | #4669 |  |
 | Isaiah Arechiga | 0-1-0 REC | #7270 | |
 | Isaiah Diggs | 0-1-0 REC | #6418 | |
 | Isaiah Hokit | 2-0-0 REC | #4540 | |
| Isame Ennani | 1-0-0 REC | #8001 |  |
 | Islam Babatov | 0-1-0 REC | #6272 |  |
| Islam Edaev | #7973 | | |
 | Islam Isaev | 1-0-0 REC | #2756 | |
 | Islam Meshev | 0-2-0 REC | #4508 | |
 | Islam Omarov | 2-0-0 REC | #2039 | |