2004–05 Indiana Hoosiers men's basketball team

The 2004–05 Indiana Hoosiers men's basketball team represented Indiana University in the 2004–2005 college basketball season. Their head coach was Mike Davis, who was in his fifth season. The team played its home games at Assembly Hall in Bloomington, Indiana, and was a member of the Big Ten Conference.

Indiana finished the season with an overall record of 15–14 and a conference record of 10–6, finishing with 4th place in the Big Ten Conference. After missing out on the NCAA tournament for the second consecutive year, Indiana was invited to play in the NIT. However, IU lost in the first round, which ended their season.

Schedule and results
!colspan=9| Regular Season

!colspan=9| Big Ten tournament

!colspan=9| NIT