Sorted alphabetically by last name · 2769 fighters
| Name | Nickname | |
|---|---|---|
| JC | Joe Charles | "The Ghetto Man" |
| JD | Joe Doerksen | "El Dirte" |
| JD | Joe Duffy | "Irish" |
| JE | Joe Ellenberger | "Excalibur" |
| JG | Joe Giannetti | |
| JJ | Joe Jordan | |
| JK | Joe Kropschot | "The Land Animal" |
| JL | Joe Lauzon |
| JM | Joe Merritt |
| JM | Joe Moreira |