The 2013–14 Pac-12 Conference men's basketball season begins with practices in October 2013 and ends with the 2014 Pac-12 Conference men's basketball tournament on March 15, 2014 at the MGM Grand Garden Arena in Paradise, Nevada. The regular season began on the first weekend of November 2013, with the conference schedule started in December 2013.

The 2014 Pac-12 Conference men's basketball tournament was the post-season men's basketball tournament for the Pac-12 during the 2013–14 season. It was played from March 12–15 at the MGM Grand Garden Arena in Paradise, Nevada. The champion received an automatic bid to the 2014 NCAA tournament. The UCLA Bruins won the tournament with a 75–71 victory over the Arizona Wildcats in the championship game.