Poids Moyens Hommes
 | Ibrahima N'Diaye | 0-1-0 REC | #5766 |  |
 | Ibrahima Wade | #6914 | | |
 | Igor Cavalcanti | 1-1-0 REC | #5066 |  |
 | Igor Michaliszyn | 3-2-0 REC | #3520 |  |
 | Ikram Aliskerov | 5-1-0 UFC | #327 |  |
 | Ikuhisa Minowa | 1-0-0 UFC | #3794 |  |
 | Ildemar Alcantara | 4-3-0 UFC | #2892 | |
 | Ilian Bouafia | 5-1-0 REC | #940 |  |
 | Ilya Lupinov | 0-1-0 REC | #7696 |  |
 | Imamshafi Aliev | 1-1-0 REC | #5076 | |
 | Impa Kasanganay | 2-2-0 UFC | #263 |  |
 | Imran Dzhavadov | 0-2-0 REC | #4130 | |
 | In Soo Hwang | 0-1-0 REC | #4673 |  |
 | Ion Taburceanu | 0-2-0, 1NC REC | #4684 |  |
 | Irakli Kuchukhidze | 0-1-0 REC | #5326 | |
 | Isi Fitikefu | #7875 |  | |
 | Islem Masraf | 2-2-0 REC | #2753 | |
 | Ismail Israilov | 1-0-0 REC | #7528 | |
 | Ismail Naurdiev | 4-3-0 UFC | #1162 |  |
 | Israel Adesanya | 13-6-0 UFC | #39 |  |