| Ratings | ||
|---|---|---|
| Rank | 1 | |
| Conf | Big Ten | |
| W-L | 15-0 | |
| Off | 48 | |
| Def | 39 | |

| Date | Opponent | Expected | Outcome | Location | Record |
|---|---|---|---|---|---|
| Sat Sep 10 |
Arkansas State
|
W by 44.5 | W 45-12 | Home | 2-0 |
| Sat Sep 3 |
Notre Dame 5
|
W by 17 | W 21-10 | Home | 1-0 |
| Sat Jan 1 |
Utah 11
|
W by 4 | W 48-45 | Neutral | 11-2 |
| Sat Nov 27 |
Michigan 5
|
W by 6.5 | L 42-27 | Away | 10-2 |
| Sat Nov 20 |
Michigan State 7
|
W by 19 | W 56-7 | Home | 10-1 |
| Sat Nov 13 |
Purdue 19
|
W by 19 | W 59-31 | Home | 9-1 |
| Sat Nov 6 |
Nebraska
|
W by 14 | W 26-17 | Away | 8-1 |
| Sat Oct 30 |
Penn State 20
|
W by 19 | W 33-24 | Home | 7-1 |
| Sat Oct 23 |
Indiana
|
W by 21 | W 54-7 | Away | 6-1 |
| Sat Oct 9 |
Maryland
|
W by 22 | W 66-17 | Home | 5-1 |
| Sat Oct 2 |
Rutgers
|
W by 15 | W 52-13 | Away | 4-1 |
| Sat Sep 25 |
Akron
|
W by 48 | W 59-7 | Home | 3-1 |
| Sat Sep 18 |
Tulsa
|
W by 24.5 | W 41-20 | Home | 2-1 |
| Sat Sep 11 |
Oregon 12
|
W by 14.5 | L 35-28 | Home | 1-1 |
| Thu Sep 2 |
Minnesota
|
W by 14 | W 45-31 | Away | 1-0 |
| Mon Jan 11 |
Alabama 1
|
L by 8.5 | L 52-24 | Neutral | 7-1 |
| Fri Jan 1 |
Clemson 2
|
L by 7.5 | W 49-28 | Neutral | 7-0 |
| Sat Dec 19 |
Northwestern 14
|
W by 16.5 | W 22-10 | Neutral | 6-0 |
| Sat Dec 5 |
Michigan State
|
W by 22 | W 52-12 | Away | 5-0 |
| Sat Nov 21 |
Indiana 9
|
W by 21 | W 42-35 | Home | 4-0 |