Big Ten rankings · National FBS rankings · All teams
| Date | H/A | Opponent | Tier:Conf | Result | Score | Notes |
|---|---|---|---|---|---|---|
| 9/5 | H | Illinois St (9-2) | [FCS:MVFC] | W | 31-14 | |
| 9/12 | A | Iowa State (3-9) | [P4:Big 12] | W | 31-17 | |
| 9/19 | H | Pitt (8-4) | [P4:ACC] | W | 27-24 | |
| 9/26 | H | North Texas (1-11) | [G5:CUSA] | W | 62-16 | |
| 10/3 | A | Wisconsin (9-3) | [P4:Big Ten] | W | 10-6 | |
| 10/10 | H | Illinois (5-7) | [P4:Big Ten] | W | 29-20 | |
| 10/17 | A | Northwestern (10-2) | [P4:Big Ten] | W | 40-10 | |
| 10/31 | H | Maryland (3-9) | [P4:Big Ten] | W | 31-15 | |
| 11/7 | A | Indiana (6-6) | [P4:Big Ten] | W | 35-27 | |
| 11/14 | H | Minnesota (5-7) | [P4:Big Ten] | W | 40-35 | |
| 11/21 | H | Purdue (2-10) | [P4:Big Ten] | W | 40-20 | |
| 11/27 | A | Nebraska (5-7) | [P4:Big Ten] | W | 28-20 | |
| 12/5 | N | Michigan St (12-1) | [P4:Big Ten] | L | 13-16 | Big Ten Championship Game |
| 1/1 | N | Stanford (11-2) | [P4:Pac-12] | L | 16-45 | Rose Bowl Game Pres. by Northwestern Mutual * |
* game does not count in Harbin ratings