The 1958 NAIA World Series was the second annual tournament hosted by the National Association of Intercollegiate Athletics to determine the national champion of baseball among its member colleges and universities in the United States and Canada. The tournament was played at Kokernot Field in Alpine, Texas, near the campus of Sul Ross State College. San Diego State defeated Southwestern State (OK) in the championship game, 23–9, to win the Aztecs' first NAIA World Series. Sul Ross State player , meanwhile, was named tournament MVP.