1983–84 Illinois State Redbirds men's basketball team

1983–84 Illinois State Redbirds men's basketball
MVC Regular Season Co-Champion
NCAA tournament, Second Round
ConferenceMissouri Valley Conference
Record23–8 (13–3 MVC)
Head coach
Home arenaHorton Field House
1983–84 Missouri Valley Conference men's basketball standings
Conf. Overall
Team W   L   PCT W   L   PCT
Illinois State 13 3   .813 23 8   .742
No. 12 Tulsa 13 3   .813 27 4   .871
Wichita State 11 5   .688 18 12   .600
Creighton 8 8   .500 17 14   .548
Bradley 7 9   .438 15 13   .536
Southern Illinois 7 9   .438 15 13   .536
Indiana State 6 10   .375 14 14   .500
Drake 4 12   .250 8 20   .286
West Texas State 3 13   .188 8 19   .296
1984 MVC tournament winner
Rankings from AP Poll

The 1983–84 Illinois State Redbirds men's basketball team represented Illinois State University during the 1983–84 NCAA Division I men's basketball season. The Redbirds, led by sixth year head coach Bob Donewald, played their home games at Horton Field House and were members of the Missouri Valley Conference.

The Redbirds finished the season 23–8, 13–3 in conference play to finish in a tie for first place. They were the number one seed for the Missouri Valley Conference tournament by virtue of sweeping the season series over the University of Tulsa. They were defeated in a semifinal game to Creighton University.

The Redbirds received an at-large bid to the 1984 NCAA Division I men's basketball tournament. They were assigned to the Midwest Regional as the number eight seed where they defeated the University of Alabama in the first round and lost to DePaul University in the second round.