No. 2 Indiana upsets No. 1 Ohio State, 13–10

Indiana closed as a 5.5-point underdog and won outright. No. 2 beat No. 1 in the AP poll.

It was the 2nd-biggest of 3 upsets in 2025 Week 15, and the 109th-biggest of the 2025 season. Indiana pulled off 2 other upsets in 2025.

Other upsets in 2025 Week 15

1. Duke 27, No. 16 Virginia 20

   3.5-point underdogUnranked beat No. 16Recap
   Upset size8.5
2. No. 21 Tulane 34, No. 20 North Texas 21

   No. 21 beat No. 20Recap
   Upset size3

Indiana’s other 2025 upsets

1. No. 7 Indiana 30, No. 3 Oregon 20

   Week 77.5-point underdogNo. 7 beat No. 3Recap
   Upset size9.5
2. No. 19 Indiana 63, No. 9 Illinois 10

   Week 4No. 19 beat No. 9Recap
   Upset size5

More: Indiana upsets · Ohio State upsets · all Week 15 upsets · the 2025 season · how upset size works