The 1980 NCAA Division III baseball tournament was played at the end of the 1980 NCAA Division III baseball season to determine the fifth national champion of college baseball at the NCAA Division III level.
The tournament concluded with four teams competing at Pioneer Park in Marietta, Ohio, for the championship.
Four regional tournaments were held to determine the participants in the World Series.
The tournament champion was Ithaca, who defeated Marietta for the championship.
[1] The 24 competing teams were: Pioneer Park-Marietta, OH (Host: Marietta College)