The Light Heavyweight Title was known as the Middleweight Title prior to UFC 31 (May 4, 2001). In 2007, the Pride World Middleweight Championship was unified with the UFC Light Heavyweight Title on when Quinton Jackson defeated Dan Henderson at UFC 75.
At UFC 128, Jon Jones won the Light Heavyweight Title for the first time in his career after defeating Mauricio Rua. Jones held the title for 1501 days and defended it 8 times before being stripped off the title due to a hit and run issue. Daniel Cormier won the vacant belt by beating Anthony Johnson at UFC 187.
Cormier, who became the second fighter in UFC history to hold titles in two weight classes simultaneously and is the first to defend them in two divisions, vacated his Light Heavyweight Championship 174 days after winning the Heavyweight title. Jon Jones won the vacant belt for the second time in his career after defeating Alexander Gustafsson and defended it against Anthony Smith, Thiago Santos and Dominick Reyes before vacating it to move upto the Heavyweight division.
Glover Teixeira became the current UFC Light Heavyweight Champion after defeating Jan Blachowicz at UFC 267.