Hansen (born 26 May 1979) is a retired Norwegian mixed martial artist.
He began his career fighting for FinnFight before moving on to fight for Shooto where he became the first Scandinavian person to hold an MMA world title after winning the Shooto World Lightweight Championship in 2003 from Takanori Gomi.
Hansen later fought for the Pride Fighting Championship and most recently Dream where he became the Dream Lightweight Champion after winning the Dream 5: Lightweight Grand Prix 2008 Final Round but then lost the title to Shinya Aoki at Dream 11.
After a record of 19–9–1 Hansen suffered his first defeat by knockout to Japanese fighter Hiroyuki Takaya at Dream 14.