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 Tech (2-0) | South Florida (3-0) | Penn State (4-0) | Florida (3-1) | Ohio State (5-1) | Ohio State (6-1) | Ohio State (7-2) | Missouri (9-2) | Ball State (12-0) | Cincinnati (11-2) | Texas Tech (11-2) |
| Kansas (2-0) | Ohio State (2-1) | South Florida (4-0) | Auburn (4-1) | Vanderbilt (5-0) | LSU (4-1) | Missouri (7-2) | Georgia (9-2) | Cincinnati (10-2) | Oklahoma State (9-3) | Georgia (10-3) |
| East Carolina (2-0) | BYU (3-0) | Ohio State (3-1) | Ohio State (4-1) | Utah (6-0) | Utah (7-0) | Georgia (7-2) | Ball State (10-0) | Oklahoma State (9-3) | Georgia Tech (9-3) | Mississippi (9-4) |
| Arizona State (2-0) | East Carolina (3-0) | Auburn (3-1) | Utah (5-0) | Boise State (4-0) | Boise State (5-0) | LSU (6-2) | TCU (9-2) | Georgia Tech (9-3) | Oregon (9-3) | Virginia Tech (10-4) |