| Ratings | ||
|---|---|---|
| Rank | 1 | |
| Conf | Big Ten | |
| W-L | 15-0 | |
| Off | 20 | |
| Def | 20 | |

| Date | Opponent | Expected | Outcome | Location | Record |
|---|---|---|---|---|---|
| Sat Sep 25 |
Bowling Green
|
W by 30.5 | L 14-10 | Home | 2-2 |
| Sat Sep 18 |
Colorado
|
L by 2 | W 30-0 | Away | 2-1 |
| Sat Sep 11 |
Miami (OH)
|
W by 18 | W 31-26 | Home | 1-1 |
| Thu Sep 2 |
Ohio State 4
|
L by 14 | L 45-31 | Home | 0-1 |
| Sat Dec 19 |
Wisconsin
|
L by 10 | L 20-17 | Away | 3-4 |
| Sat Dec 12 |
Nebraska
|
L by 8.5 | W 24-17 | Away | 3-3 |
| Fri Nov 20 |
Purdue
|
L by 2.5 | W 34-31 | Home | 2-3 |
| Fri Nov 13 |
Iowa
|
L by 3 | L 35-7 | Home | 1-3 |
| Sat Nov 7 |
Illinois
|
W by 7 | W 41-14 | Away | 1-2 |
| Fri Oct 30 |
Maryland
|
W by 17 | L 45-44 | Away | 0-2 |
| Sat Oct 24 |
Michigan 18
|
L by 3 | L 49-24 | Home | 0-1 |
| Wed Jan 1 |
Auburn 12
|
L by 7 | W 31-24 | Neutral | 11-2 |
| Sat Nov 30 |
Wisconsin 12
|
L by 3 | L 38-17 | Home | 10-2 |
| Sat Nov 23 |
Northwestern
|
W by 15.5 | W 38-22 | Away | 10-1 |
| Sat Nov 16 |
Iowa 20
|
L by 3 | L 23-19 | Away | 9-1 |
| Sat Nov 9 |
Penn State 4
|
L by 5.5 | W 31-26 | Home | 9-0 |
| Sat Oct 26 |
Maryland
|
W by 14.5 | W 52-10 | Home | 8-0 |
| Sat Oct 19 |
Rutgers
|
W by 28.5 | W 42-7 | Away | 7-0 |
| Sat Oct 12 |
Nebraska
|
W by 7.5 | W 34-7 | Home | 6-0 |
| Sat Oct 5 |
Illinois
|
W by 14.5 | W 40-17 | Home | 5-0 |