The 2012–13 California Golden Bears men's basketball team represented the University of California, Berkeley in the 2012–13 NCAA Division I men's basketball season.

This was head coach Mike Montgomery's fifth season at California.

The Golden Bears played their home games at Haas Pavilion and participated in the Pac-12 Conference.

They lost in the quarterfinals of the Pac-12 tournament to Utah.

They received an at-large bid to the 2013 NCAA tournament where they defeated UNLV in the second round before losing in the third round to Syracuse.