The 1983 NCAA Division III baseball tournament was played at the end of the 1983 NCAA Division III baseball season to determine the eighth national champion of college baseball at the NCAA Division III level.
The tournament concluded with six teams competing at Pioneer Park in Marietta, Ohio, for the championship.
Six regional tournaments were held to determine the participants in the World Series.
[1] The 24 competing teams were: Turlock, CA (Host: Stanislaus State College) Stanislaus State (3–2), La Verne (2–3) Montclair, NJ (Host: Montclair State College) Montclair State (3–1), William Paterson (3–2), Upsala (1–2), Salem State (0–2) North Carolina Wesleyan (4–1), Lynchburg (2–2), Methodist (1–2), Salisbury State (0–2) Ithaca, NY (Host: Ithaca College) Eastern Connecticut State (3–0), Ithaca (2–2), Ramapo (1–2), Worcester State (0–2) Oshkosh, WI (Host: University of Wisconsin-Oshkosh) Otterbein (3–1), Wisconsin-Oshkosh (3–2), Concordia (MN) (1–2), Washington-St. Louis (0–2) Burlington, IA Marietta (4–0), North Park (3–2), Ohio Northern (2–2), Luther (1–2), Elizabethtown (0–2), Monmouth (IL) (0–2) Pioneer Park-Marietta, OH (Host: Marietta College)
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