Poids Coqs Hommes
 | Iain Postlethwaite | 1-1-0 REC | #4759 |  |
 | Ian Engbrock | 0-1-0 REC | #6992 |  |
 | Ian McCall | 2-3-1 UFC | #2828 | |
 | Ibragim Kagiradzhiev | 0-1-0 REC | #6139 |  |
 | Ibrahima N'Diaye | 0-1-0 REC | #5844 |  |
 | Idris Aslambekov | 0-0-1 REC | #7653 | |
| Idrissa Bathily | 0-1-0 REC | #7824 | |
 | Ieuan Mackenzie | 1-2-0 REC | #2173 |  |
 | Igor Severino | 0-1-0 UFC | #1257 |  |
 | Igor Taylon | 0-1-0 REC | #5987 | |
 | Igor Zhirkov | 0-1-0 REC | #5926 |  |
 | Iliarde Santos | 0-3-0 UFC | #4963 | |
 | Ilie Munteanu | 0-1-0 REC | #4221 |  |
 | Ilimbek Akylbek Uulu | #7989 |  | |
 | Ilmadi Israilov | 1-0-0 REC | #6935 | |
 | Ilyan Boukli | 1-0-0 REC | #7840 | |
 | Imad Bouamri | 0-1-0 REC | #5557 |  |
 | Imran Arsangiriev | 2-0-0 REC | #1688 | |
 | Irwin Rivera | 1-2-0 UFC | #4022 |  |
 | Isa Magomedov | #7980 | |