American mixed martial artist and former Olympic wrestler
According to Wikipedia,
Daniel Jeffery Henderson is an American retired mixed martial artist and Olympic wrestler, who last competed as a middleweight in the Ultimate Fighting Championship. He was the last Strikeforce Light Heavyweight Champion and was the last Welterweight and Middleweight champion of Pride Fighting Championships. Henderson was the Brazil Open '97 Tournament Champion, the UFC 17 Middleweight Tournament Champion, the Rings: King of Kings 1999 Tournament Champion and the Pride Welterweight Grand Prix Tournament Champion. Henderson also challenged for the UFC Middleweight Championship , the UFC Light Heavyweight Championship and the Strikeforce Middleweight Championship. Henderson was the first mixed martial artist to hold two titles in two different weight classes concurrently in a major MMA promotion. At the time of his retirement after UFC 204, he was the oldest fighter on the UFC roster.
Dan Henderson is affiliated with the following schools: