Record: 57-56-3, .504 W-L% (8th of 10) (Schedule and Results)
SRS: 5.47 (3rd of 10) ▪ SOS: 4.89 (2nd of 10)
Conference Champion: Illinois, Iowa, Michigan and Michigan State
Ranked in Preseason AP Poll: 4 (Illinois, Michigan, Michigan State and Ohio State)
Ranked in Final AP Poll: 4 (Illinois, Iowa, Michigan and Michigan State)
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
|---|---|---|---|---|---|---|---|---|
| 1 | Oct 6, 1990 | Sat | (13) Illinois | 31 | @ | (20) Ohio State | 20 | |
| 2 | Oct 6, 1990 | Sat | Indiana | 42 | @ | Northwestern | 0 | |
| 3 | Oct 6, 1990 | Sat | Iowa | 12 | @ | (18) Michigan State | 7 | |
| 4 | Oct 6, 1990 | Sat | (3) Michigan | 41 | @ | Wisconsin | 3 | |
| 5 | Oct 6, 1990 | Sat | Minnesota | 19 | @ | Purdue | 7 | |
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 6 | Oct 13, 1990 | Sat | (11) Illinois | 34 | Purdue | 0 | ||
| 7 | Oct 13, 1990 | Sat | (25) Iowa | 30 | Wisconsin | 10 | ||
| 8 | Oct 13, 1990 | Sat | Michigan State | 28 | @ | (1) Michigan | 27 | |
| 9 | Oct 13, 1990 | Sat | Minnesota | 35 | Northwestern | 25 | ||
| 10 | Oct 13, 1990 | Sat | Ohio State | 27 | (22) Indiana | 27 | ||
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 11 | Oct 20, 1990 | Sat | (8) Illinois | 15 | (24) Michigan State | 13 | ||
| 12 | Oct 20, 1990 | Sat | (22) Iowa | 24 | @ | (10) Michigan | 23 | |
| 13 | Oct 20, 1990 | Sat | Minnesota | 12 | (20) Indiana | 0 | ||
| 14 | Oct 20, 1990 | Sat | Northwestern | 44 | Wisconsin | 34 | ||
| 15 | Oct 20, 1990 | Sat | Ohio State | 42 | @ | Purdue | 2 | |
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 16 | Oct 27, 1990 | Sat | (5) Illinois | 21 | @ | Wisconsin | 3 | |
| 17 | Oct 27, 1990 | Sat | (15) Iowa | 56 | Northwestern | 14 | ||
| 18 | Oct 27, 1990 | Sat | (20) Michigan | 45 | @ | Indiana | 19 | |
| 19 | Oct 27, 1990 | Sat | Michigan State | 55 | Purdue | 33 | ||
| 20 | Oct 27, 1990 | Sat | Ohio State | 52 | Minnesota | 23 | ||
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 21 | Nov 3, 1990 | Sat | (13) Iowa | 54 | @ | (5) Illinois | 28 | |
| 22 | Nov 3, 1990 | Sat | (20) Michigan | 38 | @ | Purdue | 13 | |
| 23 | Nov 3, 1990 | Sat | Michigan State | 45 | Indiana | 20 | ||
| 24 | Nov 3, 1990 | Sat | Minnesota | 21 | @ | Wisconsin | 3 | |
| 25 | Nov 3, 1990 | Sat | Ohio State | 48 | Northwestern | 7 | ||
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 26 | Nov 10, 1990 | Sat | Indiana | 20 | Wisconsin | 7 | ||
| 27 | Nov 10, 1990 | Sat | (19) Michigan | 22 | (17) Illinois | 17 | ||
| 28 | Nov 10, 1990 | Sat | (24) Michigan State | 28 | @ | Minnesota | 16 | |
| 29 | Nov 10, 1990 | Sat | Ohio State | 27 | @ | (6) Iowa | 26 | |
| 30 | Nov 10, 1990 | Sat | Purdue | 33 | @ | Northwestern | 13 | |
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 31 | Nov 17, 1990 | Sat | (22) Illinois | 24 | @ | Indiana | 10 | |
| 32 | Nov 17, 1990 | Sat | (13) Iowa | 38 | Purdue | 9 | ||
| 33 | Nov 17, 1990 | Sat | (16) Michigan | 35 | Minnesota | 18 | ||
| 34 | Nov 17, 1990 | Sat | (23) Michigan State | 29 | @ | Northwestern | 22 | |
| 35 | Nov 17, 1990 | Sat | (21) Ohio State | 35 | @ | Wisconsin | 10 | |
| Rk | Date | Day | Winner/Tie | Pts | Loser/Tie | Pts | Notes | |
| 36 | Nov 24, 1990 | Sat | (22) Illinois | 28 | Northwestern | 23 | ||
| 37 | Nov 24, 1990 | Sat | Indiana | 28 | @ | Purdue | 14 | |
| 38 | Nov 24, 1990 | Sat | (15) Michigan | 16 | @ | (19) Ohio State | 13 | |
| 39 | Nov 24, 1990 | Sat | (24) Michigan State | 14 | Wisconsin | 9 | ||
| 40 | Nov 24, 1990 | Sat | Minnesota | 31 | (13) Iowa | 24 |