UFC 183: Silva vs. Diaz was a mixed martial arts event held on January 31, 2015, at MGM Grand Garden Arena in Las Vegas, Nevada. The event was headlined by a middleweight bout between former UFC Middleweight champion Anderson Silva and former WEC & Strikeforce Welterweight champion Nick Diaz.
Anderson Silva
Nick Diaz
Tyron Woodley
Kelvin Gastelum
Al Iaquinta
Joe Lauzon
Thales Leites
Tim Boetsch
Thiago Alves
Jordan Mein
Miesha Tate
Sara McMann
Derek Brunson
Ed Herman
John Lineker
Ian McCall
Rafael Natal
Tom Watson
Ildemar Alcântara
Richardson Moreira
Thiago Santos
Andy Enz