Nissen Osterneck is a Hawaiian mixed martial arts fighter. He currently trains Brazilian Jiu-Jitsu under Shane Briggs, at the Relson Gracie Jiu-Jitsu of Myrtle Beach facility. He holds a brown belt in Brazilian Jiu-Jitsu. He has also trained with Muay Thai world champion Maurice Travis. . He is a follower of the Jewish faith .
Nissen fought wrestling phenom Jake Rosholt in his WEC debut at WEC 36, losing by way of TKO. His contract with the WEC was carried over to the UFC as part of the WEC dissolving it's upper weight classes.
Mixed martial arts record Edit
|Loss||6-3||Gerald Harris||KO (Punches)||Shark Fights 6: Stars and Stripes||September 12, 2009||1||:46||Amarillo, Texas, United States|
|Win||6-2||Kyle Bracey||TKO (Punches)||Shark Fights 5.5: Outdoor Bash & Brawl||July 18, 2009||1||1:05||Amarillo, Texas, United States|
|Loss||5-2||Jorge Rivera||Decision (Spilt)||UFC Fight Night: Condit vs. Kampmann||April 1, 2009||3||5:00||Nashville, Tennessee, United States|
|Loss||5-1||Jake Rosholt||TKO (Punches)||WEC 36||November 5, 2008||2||3:48||Hollywood, Florida, United States|
|Win||5-0||Freddie Espiricueta||Submission (Punches)||HDNet Fights: Reckless Abandon||December 15, 2007||1||2:37||Dallas, Texas, United States|
|Win||4-0||Jorge Rodrigues||Submission||Casino Fight 4||September 15, 2007||2||Brazil|
|Win||3-0||Chris Myers||TKO||GFC: Evolution||May 19, 2007||1||Columbus, Ohio, United States|
|Win||2-0||Franz Mendez||Submission (Rear Naked Choke)||ISCF: Invasion||February 9, 2007||2||1:09||Atlanta, Georgia, United States|
|Win||1-0||Tremayne Robbins||Submission (Rear Naked Choke)||Gracie Proving Ground 1||November 11, 2006||1||Columbus, Ohio, United States|