The 1983–84 NCAA Division I men's ice hockey season began in October 1983 and concluded with the 1984 NCAA Division I Men's Ice Hockey Tournament's championship game on March 24, 1984 at the Olympic Center in Lake Placid, New York. This was the 37th season in which an NCAA ice hockey championship was held and is the 90th year overall where an NCAA school fielded a team. Notre Dame demoted their program to club status for this season but returned to the Division I ranks the following year.