The 1955–56 UCLA Bruins men's basketball team represented the University of California, Los Angeles during the 1955–56 NCAA men's basketball season and were members of the Pacific Coast Conference. The Bruins were led by eight year head coach John Wooden. They finished the regular season with a record of 22–6 and won the PCC regular season championship with a record of 16–0. UCLA lost to the San Francisco Dons in the NCAA regional semifinals and defeated the Seattle Chieftains in the regional consolation game. The victory over Seattle was UCLA's first victory in the NCAA tournament.