1998-99 Men's Tennis Season Results
| Date | Opponent | Score | Record (overall, conf.) |
| 1/24 | No. 36 Tulsa | 6-1 (W) | 1-0 |
| 1/24 | Ball State | 6-1 (W) | 2-0 |
| 1/29 | No. 21 Alabama | 6-1 (W) | 3-0 |
| 1/30 | No. 23 Minnesota | 4-3 (W) | 4-0, 1-0 |
| 2/13 | No. 58 Wake Forest | 7-0 (W) | 5-0, 1-0 |
| 2/14 | No. 10 Duke | 4-3 (W) | 6-0, 1-0 |
| 2/18-21 | at National Indoor Champ. | 18, 19, 20, 21 | --- |
| 2/18 | vs. No. 12 Tennessee | 4-2 (W) | 7-0, 1-0 |
| 2/19 | vs. No. 4 Mississippi | 4-3 (W) | 8-0, 1-0 |
| 2/20 | vs. No. 1 Stanford | 4-3 (W) | 9-0, 1-0 |
| 2/21 | vs. No. 5 UCLA | 1-4 (L) | 9-1, 1-0 |
| 3/6 | at No. 37 Northwestern | 6-1 (W) | 10-1, 2-0 |
| 3/18-21 | at Blue Gray Classic | 18, 19, 20, 21 | --- |
| 3/18 | vs. William & Mary | 4-0 (W) | 11-1, 2-0 |
| 3/19 | vs. No. 30 Tulane | 5-1 (W) | 12-1, 2-0 |
| 3/20 | vs. No. 19 Texas A&M | 4-2 (W) | 13-1, 2-0 |
| 3/21 | vs. No. 10 SMU | 2-4 (L) | 13-2, 2-0 |
| 3/27 | vs. No. 26 Notre Dame | 5-2 (W) | 14-2, 2-0 |
| 4/3 | Wisconsin | 7-0 (W) | 15-2, 3-0 |
| 4/4 | Iowa | 5-2 (W) | 16-2, 4-0 |
| 4/9 | at Penn State | 7-0 (W) | 17-2, 5-0 |
| 4/11 | at Ohio State | 7-0 (W) | 18-2, 6-0 |
| 4/15 | No. 41 Purdue | 4-3 (W) | 19-2, 7-0 |
| 4/17 | No. 49 Indiana | 5-2 (W) | 20-2, 8-0 |
| 4/18 | No. 13 Kentucky | 3-4 (L) | 20-3, 8-0 |
| 4/24 | at No. 30 Michigan | 6-1 (W) | 21-3, 9-0 |
| 4/25 | at Michigan State | 5-2 (W) | 22-3, 10-0 |
| 4/29-5/2 | at Big Ten Championships | 30, 1, 2 | --- |
| 4/30 | vs. Wisconsin | 4-0 (W) | 23-3, 11-0 |
| 5/1 | vs. Minnesota | 4-0 (W) | 24-3, 12-0 |
| 5/2 | vs. Purdue | 4-1 (W) | 25-3, 13-0 |
| 5/15-16 | NCAA Regional Championships | 15, 16 | --- |
| 5/15 | vs. Northwestern | 4-0 (W) | 26-3, 13-0 |
| 5/16 | vs. Vanderbilt | 4-2 (W) | 27-3, 13-0 |
| 5/22-30 | NCAA Championships | 22, 23, 26, 27, 28 | --- |
| 5/22 | vs. Arizona State | 4-1 (W) | 28-3, 13-0 |
| 5/23 | vs. Mississippi | 3-4 (L) | 28-4, 13-0 |
* Results will be added after each event