| Ratings | ||
|---|---|---|
| Rank | 1 | |
| Conf | Big Ten | |
| W-L | 15-0 | |
| Off | 66 | |
| Def | 57 | |

| Date | Opponent | Expected | Outcome | Location | Record |
|---|---|---|---|---|---|
| Sat Sep 2 |
Indiana
|
W by 30 | W 23-3 | Away | 1-0 |
| Sat Dec 31 |
Georgia 1
|
L by 4.5 | L 42-41 | Neutral | 11-2 |
| Sat Nov 26 |
Michigan 3
|
W by 9 | L 45-23 | Home | 11-1 |
| Sat Nov 19 |
Maryland
|
W by 26.5 | W 43-30 | Away | 11-0 |
| Sat Nov 12 |
Indiana
|
W by 40.5 | W 56-14 | Home | 10-0 |
| Sat Nov 5 |
Northwestern
|
W by 37.5 | W 21-7 | Away | 9-0 |
| Sat Oct 29 |
Penn State 13
|
W by 15.5 | W 44-31 | Away | 8-0 |
| Sat Oct 22 |
Iowa
|
W by 29.5 | W 54-10 | Home | 7-0 |
| Sat Oct 8 |
Michigan State
|
W by 27 | W 49-20 | Away | 6-0 |
| Sat Oct 1 |
Rutgers
|
W by 39 | W 49-10 | Home | 5-0 |
| Sat Sep 24 |
Wisconsin
|
W by 19 | W 52-21 | Home | 4-0 |
| Sat Sep 17 |
Toledo
|
W by 31 | W 77-21 | Home | 3-0 |
| 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 |