The 2019 Saint Mary's Gaels men's soccer team represented Saint Mary's College of California during the 2019 NCAA Division I men's soccer season and the . The regular season began on August 30 and concluded on November 16. It was the program's 42nd season fielding a men's varsity soccer team, and their 32nd season in the West Coast Conference. The 2019 season was Adam Cooper's fourteenth year as head coach for the program.