| Day | Date | Opponent | Location | Time/TV/Outcome | Record |
| Fri. | 10/17/2003 | Midnight Madness (With Women's Basketball) | Bloomington, IN | 12:01am (Oct. 18th) | - |
| Fri. | 11/07/2003 | Athletes in Action - Exhibition | Bloomington, IN | W, 70-68 (OT) | - |
| Thu. | 11/13/2003 | Southeastern All-Stars - Exhibition | Bloomington, IN | W, 98-70 | - |
| Fri. | 11/21/2003 | UNC-Greensboro | Bloomington, IN | W, 71-63 | 1-0 |
| Mon. | 11/24/2003 | Vanderbilt | Nashville, TN | L, 73-60 | 1-1 |
| Sat. | 11/29/2003 | Xavier - Wooden Tradition, Conseco Fieldhouse | Indianapolis, IN | W, 80-77 | 2-1 |
| Tue. | 12/02/2003 | Wake Forest - Big Ten-ACC Challenge | Winston-Salem, NC | L, 100-67 | 2-2 |
| Sat. | 12/06/2003 | Missouri | Bloomington, IN | L, 63-58 | 2-3 |
| Wed. | 12/10/2003 | Notre Dame | South Bend, IN | W, 66-63 | 3-3 |
| Sat. | 12/13/2003 | Butler | Bloomington, IN | W, 62-50 | 4-3 |
| Sat. | 12/20/2003 | Kentucky - IU-UK Rivalry Game Presented By Indianapolis-Area Volkswagen Dealers RCA Dome |
Indianapolis, IN | L, 80-41 | 4-4 |
| Tue. | 12/23/2003 | Morehead State | Bloomington, IN | W, 77-57 | 5-4 |
| Mon. | 12/29/2003 | North Texas | Denton, TX | W, 79-70 | 6-4 |
| Sat. | 01/03/2004 | Temple | Bloomington, IN | L, 59-50 | 6-5 |
| Tue. | 01/06/2004 | Wisconsin | Madison, WI | L, 45-79 | 6-6, 0-1 |
| Sun. | 01/11/2004 | Michigan | Ann Arbor, MI | W, 59-57 | 7-6, 1-1 |
| Sat. | 01/17/2004 | Northwestern | Bloomington, IN | W, 73-62 | 8-6, 2-1 |
| Tue. | 01/20/2004 | Ohio State | Columbus, OH | W, 69-61 | 9-6, 3-1 |
| Sat. | 01/24/2004 | Minnesota | Minneapolis, MN | W, 86-81 (OT) | 10-6, 4-1 |
| Tue. | 01/27/2004 | Purdue | Bloomington, IN | W, 63-58 | 11-6, 5-1 |
| Sat. | 01/31/2004 | Michigan State | East Lansing, MI | L, 84-72 | 11-7, 5-2 |
| Tue. | 02/03/2004 | Illinois | Bloomington, IN | L, 51-49 | 11-8, 5-3 |
| Sat. | 02/07/2004 | Iowa | Bloomington, IN | L, 84-82 (2 OT) | 11-9, 5-4 |
| Wed. | 02/11/2004 | Penn State | University Park, PA | W, 75-56 | 12-9, 6-4 |
| Sat. | 02/14/2004 | Purdue | West Lafayette, IN | L, 71-56 | 12-10, 6-5 |
| Wed. | 02/18/2004 | Minnesota | Bloomington, IN | L, 73-71 | 12-11, 6-6 |
| Sat. | 02/21/2004 | Ohio State | Bloomington, IN | L, 59-56 | 12-12, 6-7 |
| Wed. | 02/25/2004 | Northwestern | Evanston, IL | L, 63-59 | 12-13, 6-8 |
| Wed. | 03/03/2004 | Michigan | Bloomington, IN | W, 61-56 | 13-13, 7-8 |
| Sat. | 03/06/2004 | Wisconsin | Bloomington, IN | L, 72-50 | 13-14, 7-9 |
| Thu. | 03/11/2004 | Big Ten Tournament - IU vs. Ohio State | Indianapolis, IN | W, 83-69 | 14-14, 7-9 |
| Fri. | 03/12/2004 | Big Ten Tournament - IU vs. Illinois | Indianapolis, IN | L, 71-59 | 14-15, 7-9 |
| * Possible date and time for Wisconsin. All times Eastern Standard and subject to change (For complete Big Ten Tournament results, visit the Big Ten Site) |
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TV Note: ESPN-Plus is Indiana's local network which includes WTTV Ch. 4 in Indianapolis plus other stations on the Indiana network throughout the state. Indiana's complete local, regional and national television schedule will be announced by the first week of September.
