| Fighter | Nickname | Height | Weight | Association | |
 |
Jota Cardoso | "Mad Max" | 5'9" (1.75 m) |
155 lbs (70.31 kg) |
Arena Fight Ponta Grossa |
|
Julio Cala | "Cosmoe" | 5'10" (1.78 m) |
205 lbs (92.99 kg) |
The Arena |
|
Junior Fonseca de Lima | 5'8" (1.73 m) |
155 lbs (70.31 kg) |
Marcelo Luz Arena | |
|
Junior Silva | 0'0" (0 m) |
170 lbs (77.11 kg) |
Marcelo Luz Arena | |
|
K.J. Noons | "King" | 5'11" (1.8 m) |
168 lbs (76.2 kg) |
The Arena |
|
Kai Orley | 0'0" (0 m) |
146 lbs (66.22 kg) |
Closed Combat Arena | |
|
Kamil Bachman | 0'0" (0 m) |
155 lbs (70.31 kg) |
Circus Arena | |
|
Kawan Basilio | 0'0" (0 m) |
170 lbs (77.11 kg) |
Arena Jiu Jitsu | |
|
Kelvyn Murillo | 5'4" (1.63 m) |
135 lbs (61.23 kg) |
Arena Extreme | |
|
Kemara Osbourne | 0'0" (0 m) |
185 lbs (83.91 kg) |
Arena Southside MMA Academy | |
|
Keoni Terorotua | 5'6" (1.68 m) |
135 lbs (61.23 kg) |
The Arena MMA | |
|
Ketetemoka Burns | "Henri" | 0'0" (0 m) |
265 lbs (120.2 kg) |
Team Arena MMA |
|
Kevin Wirth | "Mr. Nice Guy" | 5'6" (1.68 m) |
135 lbs (61.23 kg) |
The Arena |
|
Kevin de Jesus | 0'0" (0 m) |
145 lbs (65.77 kg) |
Arena Kickboxing | |
|
Khalid Taha | "The Warrior" | 5'7" (1.7 m) |
135 lbs (61.23 kg) |
Arena Dortmund |
|
Khalil Khalilzade | 5'9" (1.75 m) |
145 lbs (65.77 kg) |
FC Arena | |
|
Kiel Reid | 6'0" (1.83 m) |
170 lbs (77.11 kg) |
The Arena | |
|
Kieron Newton | 5'8" (1.73 m) |
155 lbs (70.31 kg) |
Closed Combat Arena | |
|
Klinger Pinheiro Ferreira | "Klinger do Boxe" | 5'6" (1.68 m) |
134 lbs (60.78 kg) |
MPBJJ/Arena Norte |
|
Krishna Scott | 0'0" (0 m) |
145 lbs (65.77 kg) |
F2 Arena | |
