Fighters

First Last Nickname Ht. Wt. Reach Stance W L D Belt
Jake O'Brien Irish 6' 3" 205 lbs. 76.0" Orthodox 13 4 0
TJ O'Brien The Spider 6' 2" 155 lbs. -- Orthodox 16 5 0
Sean O'Connell The Real OC 6' 1" 205 lbs. 74.0" Orthodox 17 9 0
Dan O'Connor Johnny Irish 5' 4" 115 lbs. -- 5 5 0
Sean O'Haire 6' 5" 270 lbs. -- Orthodox 4 2 0
Jeremiah O'Neal 5' 8" 260 lbs. -- 13 25 0
Chuck O'Neil Cold Steel 6' 2" 170 lbs. -- 9 4 0
Brendan O'Reilly Badger 5' 7" 170 lbs. 69.0" Orthodox 6 3 0
Takahiro Oba 5' 8" 200 lbs. -- Southpaw 5 7 1
Nobuhiro Obiya 5' 8" 145 lbs. -- Orthodox 12 5 1
Richard Odoms The Black Eagle 6' 5" 265 lbs. 82.0" Orthodox 8 1 0
Volkan Oezdemir Cousin 6' 2" 205 lbs. 75.0" Orthodox 13 1 0
Naoya Ogawa 6' 4" 255 lbs. -- Orthodox 7 2 0
Andy Ogle The Little Axe 5' 8" 145 lbs. 69.0" Orthodox 9 6 0
Michiyoshi Ohara 5' 10" 205 lbs. -- Orthodox 0 2 0
Koji Oishi 5' 8" 170 lbs. -- Orthodox 21 8 8
Takayuki Okada Giant Ochiai 6' 1" 290 lbs. -- Orthodox 3 3 2
Yushin Okami Thunder 6' 2" 185 lbs. 72.0" Southpaw 30 8 0
JJ Okanovich The Bosnian Bomber 5' 11" 155 lbs. -- 1 1 0
Kazuki Okubo 5' 11" 175 lbs. -- Orthodox 7 9 0
Masakatsu Okuda -- -- -- 8 5 0
Aleksei Oleinik The Boa Constrictor 6' 2" 240 lbs. 80.0" Orthodox 51 10 1
Rafaello Oliveira Tractor 5' 8" 155 lbs. 71.0" Orthodox 15 7 0
Charles Oliveira Do Bronx 5' 10" 155 lbs. 74.0" Orthodox 21 7 0
Jorge Oliveira 6' 1" 205 lbs. -- 5 2 1