The 1990 NCAA Division I Men's Golf Championships were contested at the 52nd annual NCAA-sanctioned golf tournament for determining the individual and team national champions of men's collegiate golf at the Division I level in the United States. The tournament was held at the in Tarpon Springs, Florida. Arizona State won the team championship, the Sun Devils' first NCAA title. Future professional, five-time major winner, and defending NCAA champion Phil Mickelson, from also from Arizona State, won the individual title, his second of three.