Kajan Johnson
Kajan Johnson
25-15-1 · Lightweight
Kalib Starnes
Kalib Starnes
15-12-1 · Middleweight
Kalindra Faria
Kalindra Faria
3-0-0 · Women's Flyweight
Kalinn Williams
Kalinn Williams
17-5-0 · Welterweight
Kamal Shalorus
Kamal Shalorus
7-5-2 · Lightweight
Kamil Selwa
Kamil Selwa
12-8-0 · Featherweight
Kamil Tarnawski
Kamil Tarnawski
2-2-0 · Lightweight
Kamuela Kirk
Kamuela Kirk
3-0-0 · Lightweight
Kanako Murata
Kanako Murata
13-3-0 · Women's Strawweight
Karine Gevorgyan
Karine Gevorgyan
1-0-0 · Women's Flyweight
Karl Roberson
Karl Roberson
4-6-0 · Light Heavyweight
Karl Williams
Karl Williams
15-5-0 · Heavyweight
Karlos Vemola
Karlos Vemola
2-4-0 · Middleweight
Karo Parisyan
Karo Parisyan
19-12-0 (1 NC) · Welterweight
Karolina Kowalkiewicz
Karolina Kowalkiewicz
16-11-0 · Women's Strawweight
Karolis Liukaitis
Karolis Liukaitis
2-4-0
Katie Tompkins
Katie Tompkins
0-1-0 · Flyweight
Katlyn Cerminara
Katlyn Cerminara
25-6-0 · Women's Flyweight
KF
Katsuhisa Fujii
1-1-0
Katsunori Kikuno
Katsunori Kikuno
32-9-2 (3 NC) · Featherweight
Kaue Fernandes
Kaue Fernandes
3-1-0 · Lightweight
Kay Hansen
Kay Hansen
1-3-0 · Women's Strawweight
Kaynan Kruschewsky
Kaynan Kruschewsky
15-3-0 (1 NC) · Lightweight
Kazuhiro Nakamura
Kazuhiro Nakamura
21-13-0 · Light Heavyweight
Kazuki Nakada
Kazuki Nakada
1-2-0 · Flyweight
Kazuki Tokudome
Kazuki Tokudome
20-12-1 · Lightweight
Kazula Vargas
Kazula Vargas
1-3-0 · Lightweight
KS
Kazushi Sakuraba
22-14-3 (1 NC) · Heavyweight
KB Bhullar
KB Bhullar
2-0-0 · Middleweight
Keigo Kunihara
Keigo Kunihara
3-3-0 · Heavyweight
Keiichiro Nakamura
Keiichiro Nakamura
12-1-1 · Lightweight
KY
Keiichiro Yamamiya
0-1-0
Keisuke Okuda
Keisuke Okuda
0-5-0 · Featherweight
Keita Nakamura
Keita Nakamura
33-12-2 (1 NC) · Welterweight
Keith Berish
Keith Berish
8-1-0 (1 NC) · Middleweight
Keith Hackney
Keith Hackney
2-2-0
Keith Jardine
Keith Jardine
19-12-2 · Light Heavyweight
Keith Mielke
Keith Mielke
1-0-0
Keith Rockel
Keith Rockel
10-4-1 · Middleweight
Keith Wisniewski
Keith Wisniewski
26-16-0 · Welterweight
Kelly Dullanty
Kelly Dullanty
4-2-0 · Lightweight
Kelly Faszholz
Kelly Faszholz
5-3-0 · Women's Bantamweight
Kelvin Gastelum
Kelvin Gastelum
24-10-0 (1 NC) · Middleweight
Kelvin Robinson
Kelvin Robinson
1-3-0 · Middleweight
Ken Shamrock
Ken Shamrock
29-18-3 · Light Heavyweight
Ken Stone
Ken Stone
12-4-0 · Bantamweight
Kenan Song
Kenan Song
22-8-0 · Welterweight
Kendall Grove
Kendall Grove
27-22-0 (2 NC) · Middleweight
Kendall Ward
Kendall Ward
0-1-0 · Bantamweight
Kenichi Yamamoto
Kenichi Yamamoto
3-0-0 · Welterweight