| 2012-10-22 | Basel | Hard | R16 | 8 |  Juan Martin del Potro (2) | 57 |  Brian Baker | 7-5 6-1 | H2H | 3 | 79 | 10 | 1 | 74.5% | 77.1% | 75.0% | 0/0 |
| 2012-10-22 | Basel | Hard | R32 | 57 | Brian Baker | 36 |  Radek Stepanek (Q) | 2-6 7-6(5) 6-3 | H2H | 3 | 157 | 3 | 3 | 60.2% | 72.0% | 42.4% | 3/8 |
| 2012-10-15 | Stockholm | Hard | R32 | 27 |  Mikhail Youzhny (6) | 56 | Brian Baker | 6-3 6-1 | H2H | 3 | 78 | 4 | 1 | 54.2% | 73.1% | 54.5% | 0/1 |
| 2012-10-07 | Shanghai Masters | Hard | R64 | 13 |  Richard Gasquet (11) | 61 | Brian Baker (Q) | 6-2 6-3 | H2H | 3 | 71 | 6 | 2 | 54.4% | 77.4% | 53.8% | 1/2 |
| 2012-10-01 | Beijing | Hard | R32 | 36 |  Kevin Anderson | 62 | Brian Baker (Q) | 5-7 6-3 6-1 | H2H | 3 | 116 | 19 | 3 | 59.5% | 81.8% | 60.0% | 1/3 |
| 2012-09-24 | Kuala Lumpur | Hard | R32 | 238 | Michael Yani (Q) | 60 | Brian Baker | 6-3 7-6(4) | H2H | 3 | 102 | 5 | 0 | 72.7% | 72.9% | 50.0% | 1/3 |
| 2012-08-27 | US Open | Hard | R64 | 9 |  Janko Tipsarevic (8) | 70 | Brian Baker | 6-4 6-3 6-4 | H2H | 5 | 123 | 14 | 6 | 45.6% | 77.8% | 65.1% | 2/3 |
| 2012-08-27 | US Open | Hard | R128 | 70 | Brian Baker | 92 | Jan Hajek | 6-3 6-4 6-2 | H2H | 5 | 116 | 4 | 8 | 60.7% | 76.9% | 50.0% | 6/6 |
| 2012-08-12 | Cincinnati Masters | Hard | R32 | 49 |  Bernard Tomic | 78 | Brian Baker (WC) | 6-4 6-3 | H2H | 3 | 76 | 7 | 2 | 63.2% | 79.2% | 46.4% | 6/6 |
| 2012-08-12 | Cincinnati Masters | Hard | R64 | 78 | Brian Baker (WC) | 17 |  Philipp Kohlschreiber (15) | 7-6(7) 7-6(3) | H2H | 3 | 106 | 6 | 5 | 65.4% | 79.2% | 50.0% | 0/1 |
