Sorted alphabetically by last name · 2707 fighters
| Name | Nickname | |
|---|---|---|
| AM | Antonio McKee | "Mandingo" |
| AM | Antonio Mendes | "Samurai" |
| AR | Antonio Rodrigo Nogueira | "Minotauro" |
| AS | Antonio Silva | "Bigfoot" |
| AT | Antonio Trocoli | "Malvado" |
| AW | Anying Wang | |
| A | Aoriqileng | "The Mongolian Murderer" |
| AC | Ariane Carnelossi | "Sorriso" |
| AD | Ariane da Silva | "Queen of Violence" |
| AB | Ariel Beck |