Poids Coqs Hommes
 | Ibrahima N'Diaye | #7918 |  | |
 | Idris Aslambekov | 0-0-1 REC | #7558 |  |
| Idrissa Bathily | 0-1-0 REC | #7723 | |
 | Ieuan Mackenzie | 1-1-0 REC | #2248 |  |
 | Igor Severino | 0-1-0 UFC | #1033 |  |
 | Igor Taylon | 0-1-0 REC | #5829 | |
 | Igor Zhirkov | 0-1-0 REC | #5648 |  |
 | Iliarde Santos | 0-3-0 UFC | #4890 | |
 | Ilie Munteanu | 0-1-0 REC | #4109 |  |
 | Ilimbek Akylbek Uulu | #7908 |  | |
 | Ilmadi Israilov | 1-0-0 REC | #6803 | |
 | Ilyan Boukli | 1-0-0 REC | #7760 | |
 | Imad Bouamri | 0-1-0 REC | #5395 |  |
 | Imran Arsangiriev | 2-0-0 REC | #1376 | |
 | Irwin Rivera | 1-2-0 UFC | #3970 |  |
 | Isa Magomedov | #7813 | | |
 | Isaias Simoes | 0-1-0 REC | #7385 | |
 | Islam Albekov | 1-1-0 REC | #1485 | |
 | Islam Bakharchiev | 1-0-0 REC | #3011 | |
 | Islam Djabrailov | 2-2-0 REC | #3927 |  |