CFB Playoff Rankings
| Wk | Date | Rk | School | Prev | Chng | Conf |
|---|---|---|---|---|---|---|
| 15 | Final | 1 | Alabama (12-1) | 3 | 2 | SEC (West) |
| 15 | Final | 2 | Michigan (12-1) | 2 | Big Ten (East) | |
| 15 | Final | 3 | Georgia (12-1) | 1 | 2 | SEC (East) |
| 15 | Final | 4 | Cincinnati (13-0) | 4 | American | |
| 15 | Final | 5 | Notre Dame (11-1) | 6 | 1 | Ind |
| 15 | Final | 6 | Ohio State (10-2) | 7 | 1 | Big Ten (East) |
| 15 | Final | 7 | Baylor (11-2) | 9 | 2 | Big 12 |
| 15 | Final | 8 | Ole Miss (10-2) | 8 | SEC (West) | |
| 15 | Final | 9 | Oklahoma State (11-2) | 5 | 4 | Big 12 |
| 15 | Final | 10 | Michigan State (10-2) | 11 | 1 | Big Ten (East) |
| 15 | Final | 11 | Utah (10-3) | 17 | 6 | Pac-12 (South) |
| 15 | Final | 12 | Pitt (11-2) | 15 | 3 | ACC (Coastal) |
| 15 | Final | 13 | BYU (10-2) | 12 | 1 | Ind |
| 15 | Final | 14 | Oregon (10-3) | 10 | 4 | Pac-12 (North) |
| 15 | Final | 15 | Iowa (10-3) | 13 | 2 | Big Ten (West) |
| 15 | Final | 16 | Oklahoma (10-2) | 14 | 2 | Big 12 |
| 15 | Final | 17 | Wake Forest (10-3) | 16 | 1 | ACC (Atlantic) |
| 15 | Final | 18 | North Carolina State (9-3) | 18 | ACC (Atlantic) | |
| 15 | Final | 19 | Clemson (9-3) | 20 | 1 | ACC (Atlantic) |
| 15 | Final | 20 | Houston (11-2) | 21 | 1 | American |
| 15 | Final | 21 | Arkansas (8-4) | 22 | 1 | SEC (West) |
| 15 | Final | 22 | Kentucky (9-3) | 23 | 1 | SEC (East) |
| 15 | Final | 23 | Louisiana (12-1) | Sun Belt (West) | ||
| 15 | Final | 24 | San Diego State (11-2) | 19 | 5 | MWC (West) |
| 15 | Final | 25 | Texas A&M (8-4) | 25 | SEC (West) | |
| Wk | Date | Rk | School | Prev | Chng | Conf |
| 14 | 2021-11-30 | 1 | Georgia (12-0) | 1 | SEC (East) | |
| 14 | 2021-11-30 | 2 | Michigan (11-1) | 5 | 3 | Big Ten (East) |
| 14 | 2021-11-30 | 3 | Alabama (11-1) | 3 | SEC (West) | |
| 14 | 2021-11-30 | 4 | Cincinnati (12-0) | 4 | American | |
| 14 | 2021-11-30 | 5 | Oklahoma State (11-1) | 7 | 2 | Big 12 |
| 14 | 2021-11-30 | 6 | Notre Dame (11-1) | 6 | Ind | |
| 14 | 2021-11-30 | 7 | Ohio State (10-2) | 2 | 5 | Big Ten (East) |
| 14 | 2021-11-30 | 8 | Ole Miss (10-2) | 9 | 1 | SEC (West) |
| 14 | 2021-11-30 | 9 | Baylor (10-2) | 8 | 1 | Big 12 |
| 14 | 2021-11-30 | 10 | Oregon (10-2) | 11 | 1 | Pac-12 (North) |
| 14 | 2021-11-30 | 11 | Michigan State (10-2) | 12 | 1 | Big Ten (East) |
| 14 | 2021-11-30 | 12 | BYU (10-2) | 13 | 1 | Ind |
| 14 | 2021-11-30 | 13 | Iowa (10-2) | 16 | 3 | Big Ten (West) |
| 14 | 2021-11-30 | 14 | Oklahoma (10-2) | 10 | 4 | Big 12 |
| 14 | 2021-11-30 | 15 | Pitt (10-2) | 17 | 2 | ACC (Coastal) |
| 14 | 2021-11-30 | 16 | Wake Forest (10-2) | 18 | 2 | ACC (Atlantic) |
| 14 | 2021-11-30 | 17 | Utah (9-3) | 19 | 2 | Pac-12 (South) |
| 14 | 2021-11-30 | 18 | North Carolina State (9-3) | 20 | 2 | ACC (Atlantic) |
| 14 | 2021-11-30 | 19 | San Diego State (11-1) | 21 | 2 | MWC (West) |
| 14 | 2021-11-30 | 20 | Clemson (9-3) | 23 | 3 | ACC (Atlantic) |
| 14 | 2021-11-30 | 21 | Houston (11-1) | 24 | 3 | American |
| 14 | 2021-11-30 | 22 | Arkansas (8-4) | 25 | 3 | SEC (West) |
| 14 | 2021-11-30 | 23 | Kentucky (9-3) | SEC (East) | ||
| 14 | 2021-11-30 | 25 | Texas A&M (8-4) | 15 | 10 | SEC (West) |
| Wk | Date | Rk | School | Prev | Chng | Conf |
| 13 | 2021-11-23 | 1 | Georgia (11-0) | 1 | SEC (East) | |
| 13 | 2021-11-23 | 2 | Ohio State (10-1) | 4 | 2 | Big Ten (East) |
| 13 | 2021-11-23 | 3 | Alabama (10-1) | 2 | 1 | SEC (West) |
| 13 | 2021-11-23 | 4 | Cincinnati (11-0) | 5 | 1 | American |
| 13 | 2021-11-23 | 5 | Michigan (10-1) | 6 | 1 | Big Ten (East) |
| 13 | 2021-11-23 | 6 | Notre Dame (10-1) | 8 | 2 | Ind |
| 13 | 2021-11-23 | 7 | Oklahoma State (10-1) | 9 | 2 | Big 12 |
| 13 | 2021-11-23 | 8 | Baylor (9-2) | 11 | 3 | Big 12 |
| 13 | 2021-11-23 | 9 | Ole Miss (9-2) | 12 | 3 | SEC (West) |
| 13 | 2021-11-23 | 10 | Oklahoma (10-1) | 13 | 3 | Big 12 |
| 13 | 2021-11-23 | 11 | Oregon (9-2) | 3 | 8 | Pac-12 (North) |
| 13 | 2021-11-23 | 12 | Michigan State (9-2) | 7 | 5 | Big Ten (East) |
| 13 | 2021-11-23 | 13 | BYU (9-2) | 14 | 1 | Ind |
| 13 | 2021-11-23 | 14 | Wisconsin (8-3) | 15 | 1 | Big Ten (West) |
| 13 | 2021-11-23 | 15 | Texas A&M (8-3) | 16 | 1 | SEC (West) |
| 13 | 2021-11-23 | 16 | Iowa (9-2) | 17 | 1 | Big Ten (West) |
| 13 | 2021-11-23 | 17 | Pitt (9-2) | 18 | 1 | ACC (Coastal) |
| 13 | 2021-11-23 | 18 | Wake Forest (9-2) | 10 | 8 | ACC (Atlantic) |
| 13 | 2021-11-23 | 19 | Utah (8-3) | 23 | 4 | Pac-12 (South) |
| 13 | 2021-11-23 | 20 | North Carolina State (8-3) | 20 | ACC (Atlantic) | |
| 13 | 2021-11-23 | 21 | San Diego State (10-1) | 19 | 2 | MWC (West) |
| 13 | 2021-11-23 | 22 | UTSA (11-0) | 22 | CUSA (West) | |
| 13 | 2021-11-23 | 23 | Clemson (8-3) | ACC (Atlantic) | ||
| 13 | 2021-11-23 | 24 | Houston (10-1) | 24 | American | |
| 13 | 2021-11-23 | 25 | Arkansas (7-4) | 21 | 4 | SEC (West) |
| Wk | Date | Rk | School | Prev | Chng | Conf |
| 12 | 2021-11-16 | 1 | Georgia (10-0) | 1 | SEC (East) | |
| 12 | 2021-11-16 | 2 | Alabama (9-1) | 2 | SEC (West) | |
| 12 | 2021-11-16 | 3 | Oregon (9-1) | 3 | Pac-12 (North) | |
| 12 | 2021-11-16 | 4 | Ohio State (9-1) | 4 | Big Ten (East) | |
| 12 | 2021-11-16 | 5 | Cincinnati (10-0) | 5 | American | |
| 12 | 2021-11-16 | 6 | Michigan (9-1) | 6 | Big Ten (East) | |
| 12 | 2021-11-16 | 7 | Michigan State (9-1) | 7 | Big Ten (East) | |
| 12 | 2021-11-16 | 8 | Notre Dame (9-1) | 9 | 1 | Ind |
| 12 | 2021-11-16 | 9 | Oklahoma State (9-1) | 10 | 1 | Big 12 |
| 12 | 2021-11-16 | 10 | Wake Forest (9-1) | 12 | 2 | ACC (Atlantic) |
| 12 | 2021-11-16 | 11 | Baylor (8-2) | 13 | 2 | Big 12 |
| 12 | 2021-11-16 | 12 | Ole Miss (8-2) | 15 | 3 | SEC (West) |
| 12 | 2021-11-16 | 13 | Oklahoma (9-1) | 8 | 5 | Big 12 |
| 12 | 2021-11-16 | 14 | BYU (8-2) | 14 | Ind | |
| 12 | 2021-11-16 | 15 | Wisconsin (7-3) | 18 | 3 | Big Ten (West) |
| 12 | 2021-11-16 | 16 | Texas A&M (7-3) | 11 | 5 | SEC (West) |
| 12 | 2021-11-16 | 17 | Iowa (8-2) | 20 | 3 | Big Ten (West) |
| 12 | 2021-11-16 | 18 | Pitt (8-2) | 21 | 3 | ACC (Coastal) |
| 12 | 2021-11-16 | 19 | San Diego State (9-1) | 22 | 3 | MWC (West) |
| 12 | 2021-11-16 | 20 | North Carolina State (7-3) | 16 | 4 | ACC (Atlantic) |
| 12 | 2021-11-16 | 21 | Arkansas (7-3) | 25 | 4 | SEC (West) |
| 12 | 2021-11-16 | 22 | UTSA (10-0) | 23 | 1 | CUSA (West) |
| 12 | 2021-11-16 | 23 | Utah (7-3) | 24 | 1 | Pac-12 (South) |
| 12 | 2021-11-16 | 24 | Houston (9-1) | American | ||
| 12 | 2021-11-16 | 25 | Mississippi State (6-4) | SEC (West) | ||
| Wk | Date | Rk | School | Prev | Chng | Conf |
| 11 | 2021-11-09 | 1 | Georgia (9-0) | 1 | SEC (East) | |
| 11 | 2021-11-09 | 2 | Alabama (8-1) | 2 | SEC (West) | |
| 11 | 2021-11-09 | 3 | Oregon (8-1) | 4 | 1 | Pac-12 (North) |
| 11 | 2021-11-09 | 4 | Ohio State (8-1) | 5 | 1 | Big Ten (East) |
| 11 | 2021-11-09 | 5 | Cincinnati (9-0) | 6 | 1 | American |
| 11 | 2021-11-09 | 6 | Michigan (8-1) | 7 | 1 | Big Ten (East) |
| 11 | 2021-11-09 | 7 | Michigan State (8-1) | 3 | 4 | Big Ten (East) |
| 11 | 2021-11-09 | 8 | Oklahoma (9-0) | 8 | Big 12 | |
| 11 | 2021-11-09 | 9 | Notre Dame (8-1) | 10 | 1 | Ind |
| 11 | 2021-11-09 | 10 | Oklahoma State (8-1) | 11 | 1 | Big 12 |
| 11 | 2021-11-09 | 11 | Texas A&M (7-2) | 14 | 3 | SEC (West) |
| 11 | 2021-11-09 | 12 | Wake Forest (8-1) | 9 | 3 | ACC (Atlantic) |
| 11 | 2021-11-09 | 13 | Baylor (7-2) | 12 | 1 | Big 12 |
| 11 | 2021-11-09 | 14 | BYU (8-2) | 15 | 1 | Ind |
| 11 | 2021-11-09 | 15 | Ole Miss (7-2) | 16 | 1 | SEC (West) |
| 11 | 2021-11-09 | 16 | North Carolina State (7-2) | 19 | 3 | ACC (Atlantic) |
| 11 | 2021-11-09 | 17 | Auburn (6-3) | 13 | 4 | SEC (West) |
| 11 | 2021-11-09 | 18 | Wisconsin (6-3) | 21 | 3 | Big Ten (West) |
| 11 | 2021-11-09 | 19 | Purdue (6-3) | Big Ten (West) | ||
| 11 | 2021-11-09 | 20 | Iowa (7-2) | 22 | 2 | Big Ten (West) |
| 11 | 2021-11-09 | 21 | Pitt (7-2) | 25 | 4 | ACC (Coastal) |
| 11 | 2021-11-09 | 22 | San Diego State (8-1) | 24 | 2 | MWC (West) |
| 11 | 2021-11-09 | 23 | UTSA (9-0) | CUSA (West) | ||
| 11 | 2021-11-09 | 24 | Utah (6-3) | Pac-12 (South) | ||
| 11 | 2021-11-09 | 25 | Arkansas (6-3) | SEC (West) | ||
| Wk | Date | Rk | School | Prev | Chng | Conf |
| 10 | 2021-11-02 | 1 | Georgia (8-0) | SEC (East) | ||
| 10 | 2021-11-02 | 2 | Alabama (7-1) | SEC (West) | ||
| 10 | 2021-11-02 | 3 | Michigan State (8-0) | Big Ten (East) | ||
| 10 | 2021-11-02 | 4 | Oregon (7-1) | Pac-12 (North) | ||
| 10 | 2021-11-02 | 5 | Ohio State (7-1) | Big Ten (East) | ||
| 10 | 2021-11-02 | 6 | Cincinnati (8-0) | American | ||
| 10 | 2021-11-02 | 7 | Michigan (7-1) | Big Ten (East) | ||
| 10 | 2021-11-02 | 8 | Oklahoma (9-0) | Big 12 | ||
| 10 | 2021-11-02 | 9 | Wake Forest (8-0) | ACC (Atlantic) | ||
| 10 | 2021-11-02 | 10 | Notre Dame (7-1) | Ind | ||
| 10 | 2021-11-02 | 11 | Oklahoma State (7-1) | Big 12 | ||
| 10 | 2021-11-02 | 12 | Baylor (7-1) | Big 12 | ||
| 10 | 2021-11-02 | 13 | Auburn (6-2) | SEC (West) | ||
| 10 | 2021-11-02 | 14 | Texas A&M (6-2) | SEC (West) | ||
| 10 | 2021-11-02 | 15 | BYU (7-2) | Ind | ||
| 10 | 2021-11-02 | 16 | Ole Miss (6-2) | SEC (West) | ||
| 10 | 2021-11-02 | 17 | Mississippi State (5-3) | SEC (West) | ||
| 10 | 2021-11-02 | 18 | Kentucky (6-2) | SEC (East) | ||
| 10 | 2021-11-02 | 19 | North Carolina State (6-2) | ACC (Atlantic) | ||
| 10 | 2021-11-02 | 20 | Minnesota (6-2) | Big Ten (West) | ||
| 10 | 2021-11-02 | 21 | Wisconsin (5-3) | Big Ten (West) | ||
| 10 | 2021-11-02 | 22 | Iowa (6-2) | Big Ten (West) | ||
| 10 | 2021-11-02 | 23 | Fresno State (7-2) | MWC (West) | ||
| 10 | 2021-11-02 | 24 | San Diego State (7-1) | MWC (West) | ||
| 10 | 2021-11-02 | 25 | Pitt (6-2) | ACC (Coastal) |
AP Polls