Tous les combattants
 | Arashi Suzuki | 0-1-0 REC | #4984 |  |
 | Arata Mizuno | 0-1-0 REC | #6051 | |
 | Arbi Aguev | 3-0-0 REC | #1692 |  |
 | Archie Colgan | 9-1-0 REC | #637 |  |
 | Arda Adas | 1-2-0 REC | #6133 |  |
 | Aref Sakhizadeh | 1-0-0 REC | #1547 |  |
 | Aren Akopyan | 3-0-0 REC | #1123 |  |
 | Argemiro Delmandes | 0-1-0 REC | #6483 |  |
 | Arian Sadikovic | 1-0-0 REC | #2134 |  |
 | Ariana Melendez | 0-1-0 REC | #6427 | |
 | Ariane Carnelossi | 3-4-0 UFC | #2216 | |
 | Ariane da Silva | 6-8-0 UFC | #831 | |
 | Ariel Beck | 0-1-0 UFC | #6122 | |
 | Arif Krasniqi | 1-0-0 REC | #2520 |  |
 | Arijan Topallaj | 5-2-0 REC | #607 | |
 | Aris Arguello | 0-2-0 REC | #6759 | |
 | Arisa Matsuda | 1-1-0 REC | #2921 | |
 | Aristides Vinicius | 3-1-0 REC | #500 | |
 | Arivaldo Lima da Silva | 0-1-0 REC | #6518 | |
 | Arjan Bhullar | 3-1-0 UFC | #3345 |  |
 | Arkadiusz Mruk | 0-1-0 REC | #7251 |  |
 | Arkadiusz Wrzosek | 7-2-0 REC | #968 | |
 | Arlene Blencowe | 1-2-0 REC | #5137 |  |
 | Arlind Berisha | 0-1-0 REC | #7750 |  |
 | Arman Ospanov | 0-1-0 REC | #6290 |  |