UFC 83: Serra vs St-Pierre 2 was a mixed martial arts event held by the Ultimate Fighting Championship. The event was held on April 19, 2008, at the Bell Centre in Montreal, Quebec, Canada. UFC 83 was the UFC's first event in Canada. It was headlined by UFC Welterweight Champion Matt Serra and UFC Interim Welterweight Champion Georges St. Pierre in a match to unify the championship.
Georges St-Pierre
Matt Serra
Rich Franklin
Travis Lutter
Nate Quarry
Kalib Starnes
Michael Bisping
Charles McCarthy
Mac Danzig
Mark Bocek
Jason William Day
Alan Belcher
Jason MacDonald
Joe Doerksen
Demian Maia
Ed Herman
Rich Clementi
Sam Stout
Cain Velasquez
Brad Morris
Jonathan Goulet
Kuniyoshi Hironaka