| Date | Location | Result | |
| 11-23-1990 | Omaha, Neb. | Colorado 3, Iowa State 0 (15-13,15-10,15-13) | Box score |
| 11-16-1990 | Norman, Okla. | Oklahoma 3, Iowa State 1 (15-10,15-13,13-15,15-5) | Box score |
| 11-13-1990 | Iowa City, Iowa | Iowa 3, Iowa State 2 (5-15,15-1,15-13,12-15,15-7) | Box score |
| 11-11-1990 | Chicago, Ill. | Iowa State 3, Illinois-Chicago 1 (15-7,6-15,15-12,15-8) | Box score |
| 11-10-1990 | Chicago, Ill. | Iowa State 3, Depaul 0 (15-6,15-13,15-11) | Box score |
| 11-6-1990 | Ames, Iowa | Nebraska 3, Iowa State 0 (15-3,15-11,15-12) | Box score |
| 11-3-90 | Lawrence, Kan. | Iowa State 3, Kansas 2 (13-15,8-15,15-11,15-4,15-6) | Box score |
| 11-2-1990 | Manhattan, Kan. | Iowa State 3, Kansas State 0 (15-10,16-14,15-12) | Box score |
| 10-31-1990 | Des Moines, Iowa | Iowa State 3, Drake 2 (15-13,11-15,11-15,15-10,15-10) | Box score |
| 10-28-1990 | Ames, Iowa | Iowa State 3, Missouri 1 (15-11,11-15,15-9,15-10) | Box score |
| 10-26-1990 | Ames, Iowa | Iowa State 3, Colorado 0 (15-10,15-11,15-12) | Box score |
| 10-23-1990 | Eldridge, Ill. | Iowa State 3, Western Illinois 1 (15-6,17-15,15-17,15-11) | Box score |
| 10-21-1990 | Cedar Falls, Iowa | Northern Iowa 3, Iowa State 1 (11-15,15-6,15-6,15-4) | Box score |
| 10-19-1990 | Ames, Iowa | Iowa State 3, Oklahoma 1 (16-14,9-15,15-7,15-13) | Box score |
| 10-17-1990 | Minneapolis, Minn. | Iowa State 3, Minnesota 2 (8-15,15-7,1-15,15-8,15-11) | Box score |
| 10-13-1990 | Ames, Iowa | Iowa State 3, NE Illinois 0 (15-7,15-5,15-7) | Box score |
| 10-9-1990 | Lincoln, Neb. | Nebraska 3, Iowa State 0 (15-0,15-3,15-9) | Box score |
| 10-6-1990 | Ames, Iowa | Iowa State 3, Kansas 0 (17-15,15-11,15-12) | Box score |
| 10-5-1990 | Ames, Iowa | Iowa State 3, Kansas State 2 (15-4,13-15,15-6,15-17,15-7) | Box score |
| 9-29-1990 | Boulder, Colo. | Colorado 3, Iowa State 0 (15-7,15-8,15-11) | Box score |
| 9-26-1990 | Columbia, Mo. | Iowa State 3, Missouri 0 (15-8,15-13,15-12) | Box score |
| 9-18-1990 | Ames, Iowa | Nebraska-Omaha 3, Iowa State 2 (4-15,15-11,5-15,15-10,15-10) | Box score |
| 9-15-1990 | Madison, Wis. | Wisconsin 3, Iowa State 0 (15-10,15-1,15-1) | Box score |
| 9-15-1990 | Madison, Wis. | Iowa State 3, Valparaiso 1 (15-3,15-1,11-15,15-5) | Box score |
| 9-14-1990 | Madison, Wis. | Iowa State 3, NE Illinois 0 (15-3,15-3,15-6) | Box score |
| 9-9-1990 | Ames, Iowa | Northern Iowa 3, Iowa State 2 (12-15,14-16,15-4,15-6,15-5) | Box score |
| 9-8-1990 | Ames, Iowa | Iowa State 3, Iowa 2 (15-9,16-14,8-15,7-15,15-8) | Box score |
| 9-5-1990 | Ames, Iowa | Iowa State 3, Mankato State 0 (15-8,15-6,15-10) | Box score |
| 9-2-1990 | Washington, D.C. | Iowa State 3, George Washington 0 (15-9,15-7,15-7) | Box score |
| 9-2-1990 | Washington, D.C. | Syracuse 3, Iowa State 2 (12-15,5-15,15-7,15-4,15-13) | Box score |
| 9-1-1990 | Washington, D.C. | Iowa State 3, Temple 0 (15-9,15-8,15-12) | Box score |
| 9-1-1990 | Washington, D.C. | Iowa State 3, Maryland 0 (15-9,15-13,15-11) | Box score |
| 8-31-1990 | Washington, D.C. | Bowling Green 3, Iowa State 0 (15-5,16-14,15-10) | Box score |
| 8-31-1990 | Washington, D.C. | Iowa State 3, Cincinnati 2 (11-15,15-9,13-15,16-14,15-13) | Box score |