The Saint Mary's Gaels men's basketball team represents Saint Mary's College in Moraga, California, competing in the West Coast Conference of the NCAA. The team plays home games in the University Credit Union Pavilion, capacity 3,500; it is one of the smaller gyms in the WCC. The current head coach is Randy Bennett, who is the school's all-time wins leader. The Gaels have appeared in thirteen NCAA Tournaments—1959, 1989, 1997, 2005, 2008, 2010, 2012, 2013, 2017, 2019, 2022, 2023, and 2024.

Randall William Bennett is an American college basketball coach and the current head men's basketball coach at Saint Mary's College of California. He has led the team to several second-place finishes and nine NCAA tournament appearances, culminating in regular season conference championships in 2011, 2012, 2016, 2023 and 2024 as well as WCC tournament championships in 2010, 2012, 2019, and 2024.