Poids Mi-Lourds Hommes
 | Najib Adams | #8294 |  | |
 | Natan Borovitskiy | #8195 |  | |
 | Navajo Stirling | 6-0-0 UFC | #101 |  |
 | Nazhmudin Yusupov | #3294 |  | |
 | Nell Ariano | 6-1-0 MMA | #647 |  |
 | Nick Negumereanu | 4-2-0 UFC | #2454 |  |
 | Nick Penner | 0-2-0 UFC | #5338 |  |
 | Nick Roehrick | 0-1-0 UFC | #6263 |  |
 | Nick Sanzo | 1-1-0 UFC | #5588 | |
 | Nicollas Santos | 4-0-0 MMA | #968 |  |
 | Nikita Krylov | 12-11-0 UFC | #289 | |
 | Noe Hernandez | 0-1-0 UFC | #5548 | |
 | Norbert Pietrzak | #1313 |  | |
 | Oleg Olenichev | #6122 | | |
 | Oleg Sanakoev | #6008 | | |
 | Oli Thompson | 0-2-0 UFC | #5262 | |
 | Onassis Parungao | 1-0-0 UFC | #6577 |  |
 | Osama Elsaidy | 9-4-0 MMA | #4495 |  |
 | Oumar Sy | 3-3-0 UFC | #340 | |
 | Ovince St. Preux | 15-13-0 UFC | #312 | |