Poids Moyens Hommes
 | Ibrahima N'Diaye | 0-1-0 REC | #5721 |  |
 | Ibrahima Wade | #7033 | | |
 | Igor Cavalcanti | 0-1-0 REC | #5585 |  |
 | Igor Michaliszyn | 3-2-0 REC | #3478 |  |
 | Ikram Aliskerov | 5-1-0 UFC | #299 |  |
 | Ikuhisa Minowa | 1-0-0 UFC | #3741 |  |
 | Ildemar Alcantara | 4-3-0 UFC | #2869 | |
 | Ilian Bouafia | 5-1-0 REC | #1037 |  |
 | Ilya Lupinov | 0-1-0 REC | #7625 |  |
 | Imamshafi Aliev | 1-1-0 REC | #5073 | |
 | Impa Kasanganay | 2-2-0 UFC | #244 |  |
 | Imran Dzhavadov | 0-2-0 REC | #4028 | |
 | In Soo Hwang | 0-1-0 REC | #4629 |  |
 | Ion Taburceanu | 0-2-0, 1NC REC | #4612 |  |
 | Irakli Kuchukhidze | 0-1-0 REC | #5953 | |
 | Isi Fitikefu | #7754 |  | |
 | Islem Masraf | 2-2-0 REC | #2722 | |
 | Ismail Israilov | 1-0-0 REC | #7425 | |
 | Ismail Naurdiev | 4-3-0 UFC | #1179 |  |
 | Israel Adesanya | 13-6-0 UFC | #35 |  |