';
| Fighter | Nickname | Height | Weight | Association | |
| Jeremy Dalton | 0'0" (0 m) |
0 lbs (0 kg) |
Legacy | ||
| Jerrod Perry | "Riotboi JP" | 6'0" (1.83 m) |
160 lbs (72.57 kg) |
American Top Team Legacy | |
| Jesse Hull | "The Beautiful Savage" | 0'0" (0 m) |
185 lbs (83.91 kg) |
Legacy Jiu-Jitsu | |
| Jesus Gomez | "Tarzan" | 5'3" (1.6 m) |
137 lbs (62.14 kg) |
Legacy MMA / Brazilian Warriors | |
| Jimena Serrano Flores | 0'0" (0 m) |
125 lbs (56.7 kg) |
Legacy MMA / Brazilian Warriors | ||
| Joakim Jankovic | "Sonic" | 5'9" (1.75 m) |
155 lbs (70.31 kg) |
Legacy Gym | |
| Joemar Bayang | 0'0" (0 m) |
125 lbs (56.7 kg) |
Team Legacy | ||
| Joey Faletagoai | 5'8" (1.73 m) |
170 lbs (77.11 kg) |
Legacy Jiu-Jitsu | ||
| John Molina | "West Coast" | 5'8" (1.73 m) |
185 lbs (83.91 kg) |
One Legacy | |
| John Martin | 5'9" (1.75 m) |
200 lbs (90.72 kg) |
Legacy Jiu-Jitsu | ||
| Jonas Bratt | 5'9" (1.75 m) |
155 lbs (70.31 kg) |
Legacy Gym | ||
| Jonathan Sanchez | 0'0" (0 m) |
125 lbs (56.7 kg) |
Legacy MMA | ||
| Jordan Kontra | 0'0" (0 m) |
185 lbs (83.91 kg) |
Legacy Jiu Jitsu | ||
| Jorge Manzano | 5'8" (1.73 m) |
135 lbs (61.23 kg) |
Legacy MMA / Brazilian Warriors | ||
| Jose Ramirez | "El Mono" | 5'5" (1.65 m) |
125 lbs (56.7 kg) |
Legacy MMA / Brazilian Warriors | |
| Jose Becerra | 5'10" (1.78 m) |
145 lbs (65.77 kg) |
AMP Legacy | ||
| Joseph Enaena | 0'0" (0 m) |
160 lbs (72.57 kg) |
Legacy Combat | ||
| Josh Branham | 5'10" (1.78 m) |
133 lbs (60.33 kg) |
Legacy Jiu-Jitsu | ||
| Josh Blankenship | 0'0" (0 m) |
162 lbs (73.48 kg) |
Legacy Fight Club | ||
| Josh Bean | 5'9" (1.75 m) |
145 lbs (65.77 kg) |
Legacy MMA | ||