1980 Hawaii Rainbow Warriors baseball team

The 1980 Hawaii Rainbow Warriors baseball team represented the University of Hawaii at Manoa during the 1980 NCAA Division I baseball season. It was the program's 58th season of existence, and their first season in the Western Athletic Conference. In the Warriors' first season in the WAC, they won divisional and conference honors, winning the South Division regular season, and the WAC Championship Series against BYU. The Rainbow Warriors received an automatic berth into the 1980 NCAA Division I baseball tournament. There, they won the Central Regional and advanced to the College World Series, where they lost in the final to Arizona.

Background
The 1979 season saw the Rainbow Warriors finish with an overall record of 69–15, including notable wins over Vanderbilt, North Carolina, and Oregon State. Their record provided the Warriors with an at-large berth into the 1979 NCAA Division I baseball tournament. The Warriors lost in the midwest regional final to Arizona.

Schedule
! style="background:#02452f;color:white;"| Regular season
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! style="background:#02452f;color:white;"| Postseason
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Warriors in the 1980 MLB Draft
The following members of the Hawaii Rainbow Warriors baseball program were drafted in the 1980 Major League Baseball Draft.