Big Ten rankings · National FBS rankings · All teams
| Date | H/A | Opponent | Tier:Conf | Result | Score | Notes |
|---|---|---|---|---|---|---|
| 9/2 | H | East Carolina (2-10) | [G5:AAC] | W | 30-3 | |
| 9/9 | H | UNLV (9-4) | [G5:MWC] | W | 35-7 | |
| 9/16 | H | Bowling Green (7-5) | [G5:MAC] | W | 31-6 | |
| 9/23 | H | Rutgers (6-6) | [P4:Big Ten] | W | 31-7 | |
| 9/30 | A | Nebraska (5-7) | [P4:Big Ten] | W | 45-7 | |
| 10/7 | A | Minnesota (5-7) | [P4:Big Ten] | W | 52-10 | |
| 10/14 | H | Indiana (3-9) | [P4:Big Ten] | W | 52-7 | |
| 10/21 | A | Michigan St (4-8) | [P4:Big Ten] | W | 49-0 | |
| 11/4 | H | Purdue (4-8) | [P4:Big Ten] | W | 41-13 | |
| 11/11 | A | Penn State (10-2) | [P4:Big Ten] | W | 24-15 | |
| 11/18 | A | Maryland (7-5) | [P4:Big Ten] | W | 31-24 | |
| 11/25 | H | Ohio State (11-1) | [P4:Big Ten] | W | 30-24 | |
| 12/2 | N | Iowa (10-3) | [P4:Big Ten] | W | 26-0 | Big Ten Championship |
| 1/1 | N | Alabama (12-1) | [P4:SEC] | W | 27-20 | CFP Semifinal at the Rose Bowl Game Pres. by Prudential * |
| 1/8 | N | Washington (13-0) | [P4:Pac-12] | W | 34-13 | CFP National Championship Pres. by AT&T * |
* game does not count in Harbin ratings