2012 Big 12 Conference Leaders Passing - Games vs. Unranked Teams Only (AP Poll) through 01/07/2013
| Name | Team | Yr | Pos | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Casey Pachall | TCU | JR | QB | 5 | 97 | 64 | 66.0 | 948 | 9.8 | 10 | 1 | 180.03 | 19.4 | 189.6 |
| 1 | Sam Richardson | Iowa State | FR | QB | 4 | 79 | 46 | 58.2 | 541 | 6.8 | 8 | 1 | 146.64 | 19.8 | 135.3 |
| 3 | Geno Smith | WVU | SR | QB | 10 | 411 | 299 | 72.7 | 3467 | 8.4 | 33 | 2 | 169.14 | 41.1 | 346.7 |
| 3 | J.W. Walsh | Okla St | FR | QB | 8 | 136 | 91 | 66.9 | 1263 | 9.3 | 11 | 2 | 168.67 | 17.0 | 157.9 |
| 5 | Clint Chelf | Okla St | JR | QB | 6 | 133 | 84 | 63.2 | 1102 | 8.3 | 13 | 4 | 158.99 | 22.2 | 183.7 |
| 5 | Wes Lunt | Okla St | FR | QB | 6 | 111 | 70 | 63.1 | 924 | 8.3 | 5 | 4 | 140.64 | 18.5 | 154.0 |
| 7 | David Ash | Texas | SO | QB | 10 | 256 | 180 | 70.3 | 2345 | 9.2 | 17 | 5 | 165.26 | 25.6 | 234.5 |
| 8 | Collin Klein | Kansas St | SR | QB | 10 | 237 | 159 | 67.1 | 2157 | 9.1 | 14 | 6 | 157.97 | 23.7 | 215.7 |
| 8 | Dayne Crist | Kansas | SR | QB | 7 | 157 | 74 | 47.1 | 964 | 6.1 | 3 | 6 | 97.38 | 22.4 | 137.7 |
| 10 | Landry Jones | Oklahoma | SR | QB | 9 | 376 | 248 | 66.0 | 3013 | 8.0 | 26 | 7 | 152.37 | 41.8 | 334.8 |
| 11 | Trevone Boykin | TCU | FR | QB | 9 | 222 | 126 | 56.8 | 1577 | 7.1 | 13 | 8 | 128.54 | 24.7 | 175.2 |
| 12 | Steele Jantz | Iowa State | SR | QB | 9 | 200 | 132 | 66.0 | 1279 | 6.4 | 12 | 9 | 130.52 | 22.2 | 142.1 |
| 13 | Nick Florence | Baylor | SR | QB | 10 | 358 | 224 | 62.6 | 3547 | 9.9 | 29 | 10 | 166.94 | 35.8 | 354.7 |
| 14 | Seth Doege | Texas Tech | SR | QB | 10 | 411 | 297 | 72.3 | 3342 | 8.1 | 36 | 12 | 163.62 | 41.1 | 334.2 |
Note: To qualify, player must have and have a minimum of 15.0 pass attempts per game played.