Sorted alphabetically by last name · 2729 fighters
| Name | Nickname | |
|---|---|---|
| AM | Ashkan Mokhtarian | "The Assassin" |
| AE | Ashlee Evans-Smith | "Rebel Girl" |
| AY | Ashley Yoder | "SpiderMonkey" |
| AA | Askar Askarov | "Bullet" |
| AM | Askar Mozharov | |
| AL | Aspen Ladd | |
| AS | Assuerio Silva | |
| AA |
| Asu Almabayev |
| "Zulfikar" |
| AG | Ateba Gautier | "The Storm" |
| AM | Augusto Mendes | "Tanquinho" |