2008 NCAA Division I FBS football rankings AP Poll AP Poll

| Week_2_Sept_7 | Week_3_Sept_14 | Week_4_Sept_21 | Week_5_Sept_28 | Week_6_Oct_5 | Week_7_Oct_12 | Week_10_Nov_2 | Week_12_Nov_16 | Week_14_Nov_30 | Week_15_Dec_7 | Week_16_Final_Jan_9 |
|---|---|---|---|---|---|---|---|---|---|---|
| Texas (2-0) | Wisconsin (3-0) | Alabama (4-0) | BYU (4-0) | USC (3-1) | Oklahoma State (6-0) | Oklahoma State (8-1) | Utah (11-0) | Texas Tech (11-1) | Texas Tech (11-1) | Penn State (11-2) |
| Auburn (2-0) | Alabama (3-0) | Wisconsin (3-0) | USC (2-1) | BYU (5-0) | BYU (6-0) | Boise State (8-0) | Boise State (10-0) | Boise State (12-0) | Boise State (12-0) | Ohio State (10-3) |
| Wisconsin (2-0) | Auburn (3-0) | Texas Tech (4-0) | South Florida (5-0) | Georgia (4-1) | Georgia (5-1) | Utah (9-0) | Ohio State (9-2) | Ohio State (10-2) | Ohio State (10-2) | Oregon (10-3) |
| Alabama (2-0) | Texas Tech (3-0) | BYU (4-0) | Georgia (4-1) | Florida (4-1) | Missouri (5-1) | TCU (9-1) | Oklahoma State (9-2) | TCU (10-2) | TCU (10-2) | Boise State (12-1) |