The 1983 NCAA Division II men's basketball tournament involved 32 schools playing in a single-elimination tournament to determine the national champion of men's NCAA Division II college basketball as a culmination of the 1982–83 NCAA Division II men's basketball season.
It was won by Wright State University and Wright State's Gary Monroe was the Most Outstanding Player.
*denotes tie Location: Physical Activities Center Host: University of the District of Columbia Location: Kaiser Hall Host: Central Connecticut State University Location: Allee Gym Host: Morningside College Location: Health and Physical Education Building Host: University of West Georgia Location: Houck Field House Host: Southeast Missouri State University Location: unknown Host: California State University, Bakersfield Location: Owensboro Sportscenter Host: Kentucky Wesleyan College Location: Nelson Field House Host: Bloomsburg State College *denotes each overtime played Location: Springfield Civic Center Hosts: American International College and Springfield College *denotes each overtime played