2017 Big 12 Conference Leaders Passing Defense - Games in October Only through 01/08/2018
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Kansas | 4 | 98 | 68 | 69.4 | 924 | 9.4 | 9 | 1 | 176.86 | 24.5 | 231.0 |
| 2 | Baylor | 3 | 106 | 73 | 68.9 | 1102 | 10.4 | 9 | 1 | 182.33 | 35.3 | 367.3 |
| 3 | Oklahoma State | 3 | 114 | 56 | 49.1 | 694 | 6.1 | 2 | 7 | 93.77 | 38.0 | 231.3 |
| 4 | Oklahoma | 4 | 120 | 75 | 62.5 | 1123 | 9.4 | 9 | 2 | 162.53 | 30.0 | 280.8 |
| 5 | Iowa State | 4 | 126 | 79 | 62.7 | 709 | 5.6 | 2 | 4 | 108.86 | 31.5 | 177.3 |
| 6 | Texas | 4 | 127 | 78 | 61.4 | 1098 | 8.6 | 4 | 3 | 139.73 | 31.8 | 274.5 |
| 7 | TCU | 4 | 128 | 65 | 50.8 | 760 | 5.9 | 5 | 2 | 110.42 | 32.0 | 190.0 |
| 8 | West Virginia | 4 | 142 | 84 | 59.2 | 1145 | 8.1 | 11 | 2 | 149.63 | 35.5 | 286.3 |
| 9 | Texas Tech | 4 | 150 | 99 | 66.0 | 1081 | 7.2 | 13 | 5 | 148.47 | 37.5 | 270.3 |
| 10 | Kansas State | 4 | 177 | 112 | 63.3 | 1505 | 8.5 | 5 | 3 | 140.64 | 44.3 | 376.3 |