The 1979–80 Indiana Hoosiers men's basketball team represented Indiana University. Their head coach was Bobby Knight, who was in his 9th year. The team played its home games in Assembly Hall in Bloomington, Indiana, and was a member of the Big Ten Conference.

The Hoosiers finished the regular season with an overall record of 21–8 and a conference record of 13–5, finishing 1st in the Big Ten Conference. After missing out on the previous NCAA Tournament, IU was invited to participate in the 1980 NCAA tournament as a 2-seed; the Hoosiers advanced to the Sweet Sixteen, but they lost to the 6-seed Purdue Boilermakers.

Roster No.NamePositionHt.YearHometown11Isiah ThomasG6–1Fr.Chicago, Illinois20Jim ThomasG6–3Fr.Fort Lauderdale, Florida23Chuck FranzG6–2Fr.Clarksville, Indiana24Randy WittmanG/F6–6RS So.Indianapolis, Indiana30Ted KitchelF6–8RS So.Galveston, Indiana31Tony BrownG6–2Fr.Chicago, Illinois32Landon TurnerF/C6–10So.Indianapolis, Indiana33Eric KirchnerF6–7Jr.Edelstein, Illinois34Steve RisleyF6–8Jr.Indianapolis, Indiana40Glen GrunwaldF6–9RS Sr.Franklin Park, Illinois41Butch CarterG6–5Sr.Middletown, Ohio42Mike WoodsonF6–5Sr.Indianapolis, Indiana44Phil IsenbargerF6–8Jr.Muncie, Indiana45Ray TolbertF/C6–9Jr.Anderson, Indiana54Steve BouchieF6–8Fr.Washington, Indiana

Schedule/results

!colspan=8| Regular season

!colspan=8| NCAA tournament

References