2012 Big 12 Conference Leaders Passing - Games vs. Conference Teams Only through 01/07/2013
| Name | Team | Yr | Pos | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Geno Smith | WVU | SR | QB | 9 | 371 | 253 | 68.2 | 2929 | 7.9 | 28 | 6 | 156.19 | 41.2 | 325.4 |
| 2 | Seth Doege | Texas Tech | SR | QB | 9 | 395 | 274 | 69.4 | 3076 | 7.8 | 26 | 13 | 149.92 | 43.9 | 341.8 |
| 3 | Landry Jones | Oklahoma | SR | QB | 9 | 392 | 257 | 65.6 | 3164 | 8.1 | 25 | 8 | 150.33 | 43.6 | 351.6 |
| 4 | Nick Florence | Baylor | SR | QB | 9 | 341 | 205 | 60.1 | 3117 | 9.1 | 20 | 9 | 150.97 | 37.9 | 346.3 |
| 5 | Trevone Boykin | TCU | FR | QB | 8 | 253 | 145 | 57.3 | 1779 | 7.0 | 14 | 9 | 127.53 | 31.6 | 222.4 |
| 6 | Clint Chelf | Okla St | JR | QB | 5 | 167 | 98 | 58.7 | 1340 | 8.0 | 11 | 5 | 141.83 | 33.4 | 268.0 |
| 7 | David Ash | Texas | SO | QB | 8 | 213 | 138 | 64.8 | 1755 | 8.2 | 10 | 7 | 142.92 | 26.6 | 219.4 |
| 7 | Collin Klein | Kansas St | SR | QB | 9 | 213 | 137 | 64.3 | 1886 | 8.9 | 10 | 5 | 149.49 | 23.7 | 209.6 |
| 9 | Sam Richardson | Iowa State | FR | QB | 2 | 58 | 36 | 62.1 | 412 | 7.1 | 7 | 0 | 161.57 | 29.0 | 206.0 |
| 9 | Steele Jantz | Iowa State | SR | QB | 7 | 155 | 88 | 56.8 | 831 | 5.4 | 7 | 7 | 107.67 | 22.1 | 118.7 |
| 11 | Jared Barnett | Iowa State | SO | QB | 6 | 99 | 48 | 48.5 | 593 | 6.0 | 6 | 3 | 112.75 | 16.5 | 98.8 |
| 12 | J.W. Walsh | Okla St | FR | QB | 6 | 105 | 70 | 66.7 | 982 | 9.4 | 5 | 2 | 157.13 | 17.5 | 163.7 |
| 12 | Case McCoy | Texas | JR | QB | 5 | 67 | 48 | 71.6 | 617 | 9.2 | 5 | 3 | 164.67 | 13.4 | 123.4 |
| 14 | Michael Cummings | Kansas | FR | QB | 8 | 94 | 43 | 45.7 | 456 | 4.9 | 3 | 4 | 88.52 | 11.8 | 57.0 |
| 15 | Wes Lunt | Okla St | FR | QB | 3 | 53 | 29 | 54.7 | 508 | 9.6 | 2 | 4 | 132.59 | 17.7 | 169.3 |
| 15 | Dayne Crist | Kansas | SR | QB | 7 | 126 | 60 | 47.6 | 853 | 6.8 | 2 | 6 | 100.21 | 18.0 | 121.9 |
| 15 | Casey Pachall | TCU | JR | QB | 3 | 30 | 24 | 80.0 | 335 | 11.2 | 2 | 0 | 195.80 | 10.0 | 111.7 |
| 18 | Michael Brewer | Texas Tech | FR | QB | 5 | 13 | 10 | 76.9 | 131 | 10.1 | 1 | 0 | 186.95 | 2.6 | 26.2 |
| 18 | Paul Millard | WVU | SO | QB | 4 | 7 | 3 | 42.9 | 49 | 7.0 | 1 | 0 | 148.80 | 1.8 | 12.3 |
| 18 | Brandon Carter | TCU | SO | WR | 8 | 2 | 1 | 50.0 | 25 | 12.5 | 1 | 0 | 320.00 | 0.3 | 3.1 |
| 18 | Josh Lenz | Iowa State | SR | WR | 6 | 1 | 1 | 100.0 | 15 | 15.0 | 1 | 0 | 556.00 | 0.2 | 2.5 |
| 18 | Eric Stephens Jr. | Texas Tech | SR | RB | 9 | 1 | 1 | 100.0 | 3 | 3.0 | 1 | 0 | 455.20 | 0.1 | 0.3 |