1965–66 Indiana Hoosiers men's basketball team

1965–66 Indiana Hoosiers men's basketball
ConferenceBig Ten Conference
Record8–16 (4–10 Big Ten)
Head coach
Assistant coaches
CaptainGary Grieger
Home arenaNew Fieldhouse
1965–66 Big Ten Conference men's basketball standings
Conf.Overall
TeamW L PCTW L PCT
No. 9 Michigan113 .786188  .692
Michigan State104 .714157  .682
Iowa86 .571177  .708
Illinois86 .5711212  .500
Minnesota77 .5001410  .583
Northwestern77 .5001212  .500
Wisconsin68 .4291113  .458
Ohio State59 .3571113  .458
Indiana410 .286816  .333
Purdue410 .286816  .333
Rankings from AP Poll

The 1965–66 Indiana Hoosiers men's basketball team represented Indiana University. Their head coach was Lou Watson, who was in his 1st year. The team played its home games in New Fieldhouse in Bloomington, Indiana, and was a member of the Big Ten Conference.

The Hoosiers finished the regular season with an overall record of 8–16 and a conference record of 4–10, finishing 9th in the Big Ten Conference. Indiana was not invited to participate in any postseason tournament.