| 31‑Oct‑2011 | Basel | Hard | R32 | 212 | 15 | (7)Andy Roddick [USA] d. Haas | 6-3 6-4 | | 0.53 | 7.5% | 7.5% | 56.6% | 70.0% | 47.8% | 3/5 | 1:11 |
| 24‑Oct‑2011 | Vienna | Hard | QF | 273 | 15 | (2)Juan Martin Del Potro [ARG] d. (Q)Haas | 6-2 6-4 | | 0.37 | 10.2% | 5.1% | 55.9% | 66.7% | 42.3% | 5/8 | 1:20 |
| 24‑Oct‑2011 | Vienna | Hard | R16 | 273 | 204 | (Q)Haas d. (Q)Aljaz Bedene [SLO] | 4-6 6-4 6-1 | | 1.20 | 12.8% | 3.8% | 62.8% | 79.6% | 55.2% | 4/6 | 1:43 |
| 24‑Oct‑2011 | Vienna | Hard | R32 | 273 | 29 | (Q)Haas d. (5)Juan Ignacio Chela [ARG] | 6-7(3) 6-3 7-6(5) | | 1.20 | 10.0% | 1.0% | 67.0% | 74.6% | 60.6% | 1/2 | 2:32 |
| 24‑Oct‑2011 | Vienna | Hard | Q3 | 273 | 214 | (WC)Haas d. Rajeev Ram [USA] | 6-3 6-4 | | 1.70 | 14.0% | 3.5% | 54.4% | 90.3% | 57.7% | 2/2 | 1:17 |
| 24‑Oct‑2011 | Vienna | Hard | Q2 | 273 | 90 | (WC)Haas d. (1)Matthias Bachinger [GER] | 6-4 6-4 | | 1.40 | 8.2% | 3.3% | 73.8% | 68.9% | 62.5% | 5/7 | 1:18 |
| 24‑Oct‑2011 | Vienna | Hard | Q1 | 273 | 210 | (WC)Haas d. Marius Copil [ROU] | 6-4 6-2 | | 1.78 | 27.3% | 2.3% | 72.7% | 84.4% | 50.0% | 0/1 | 0:52 |
| 17‑Oct‑2011 | Stockholm | Hard | R16 | 290 | 31 | (5)Kevin Anderson [RSA] d. (WC)Haas | 6-7(3) 6-4 6-4 | | 0.88 | 16.9% | 1.2% | 67.5% | 71.4% | 74.1% | 0/2 | 2:01 |
| 17‑Oct‑2011 | Stockholm | Hard | R32 | 290 | 84 | (WC)Haas d. Somdev Devvarman [IND] | 7-6(4) 6-4 | | 1.44 | 11.3% | 3.2% | 54.8% | 88.2% | 60.7% | 3/4 | 1:26 |
| 29‑Aug‑2011 | US Open | Hard | R32 | 475 | 36 | Juan Monaco [ARG] d. Haas | 6-7(3) 6-3 6-2 6-3 | | 0.74 | 5.0% | 4.3% | 57.6% | 71.3% | 37.3% | 10/17 | 3:09 |
| 29‑Aug‑2011 | US Open | Hard | R64 | 475 | 119 | Haas d. Alejandro Falla [COL] | 7-6(5) 6-1 7-5 | | 1.37 | 5.2% | 6.3% | 57.3% | 78.2% | 53.7% | 3/5 | 2:16 |
| 29‑Aug‑2011 | US Open | Hard | R128 | 475 | 247 | Haas d. (Q)Jonathan Dasnieres De Veigy [FRA] | 6-3 6-4 6-7(5) 6-1 | | 1.36 | 14.4% | 7.2% | 64.8% | 72.8% | 56.8% | 8/10 | 2:50 |
| 14‑Aug‑2011 | Cincinnati Masters | Hard | R64 | 503 | 39 | Juan Monaco [ARG] d. Haas | 6-7(5) 6-4 6-3 | | 0.98 | 6.2% | 3.1% | 69.1% | 76.1% | 53.3% | 3/6 | 2:12 |
| 31‑Jul‑2011 | Washington | Hard | R32 | 576 | 36 | (12)Thomaz Bellucci [BRA] d. Haas | 7-6(3) 3-6 6-3 | | 1.03 | 4.0% | 7.1% | 58.6% | 62.1% | 48.8% | 5/11 | 2:27 |
| 31‑Jul‑2011 | Washington | Hard | R64 | 576 | 242 | Haas d. (LL)Amer Delic [BIH] | 6-2 6-3 | | 1.91 | 12.5% | 6.3% | 54.2% | 92.3% | 59.1% | 1/1 | 1:03 |
| 25‑Jul‑2011 | Los Angeles | Hard | R32 | 579 | 57 | (7)Grigor Dimitrov [BUL] d. (WC)Haas | 6-3 6-2 | | 0.78 | 3.6% | 8.9% | 50.0% | 50.0% | 32.1% | 4/11 | 1:06 |
| 18‑Jul‑2011 | Atlanta | Hard | R32 | 585 | 369 | (WC)Robby Ginepri [USA] d. (WC)Haas | 6-4 7-5 | | 0.91 | 6.5% | 6.5% | 57.1% | 68.2% | 39.4% | 10/14 | 1:45 |
| 4‑Jul‑2011 | Newport | Grass | R16 | 728 | 361 | (Q)Michael Yani [USA] d. (WC)Haas | 5-2 RET | | 0.81 | 3.2% | 12.9% | 45.2% | 42.9% | 41.2% | 4/7 | 0:34 |
| 4‑Jul‑2011 | Newport | Grass | R32 | 728 | 83 | (WC)Haas d. (7)Michael Berrer [GER] | 7-6(9) 6-4 | | 0.95 | 10.4% | 3.9% | 62.3% | 75.0% | 48.3% | 4/5 | 1:33 |
| 20‑Jun‑2011 | Wimbledon | Grass | R128 | 895 | 92 | (WC)Gilles Muller [LUX] d. Haas | 7-6(5) 7-6(3) 3-6 6-3 | | 0.92 | 11.9% | 2.2% | 69.6% | 70.2% | 75.6% | 5/7 | 2:42 |
| 6‑Jun‑2011 | Halle | Grass | R32 | 896 | 51 | Andreas Seppi [ITA] d. (WC)Haas | 6-2 6-7(6) 6-3 | | 0.84 | 4.5% | 6.7% | 67.4% | 66.7% | 44.8% | 7/12 | 2:06 |
| 22‑May‑2011 | Roland Garros | Clay | R128 | | 123 | (LL)Marsel Ilhan [TUR] d. Haas | 6-4 4-6 7-6(1) 6-4 | | 0.74 | 10.9% | 5.1% | 59.9% | 67.1% | 50.9% | 10/15 | 2:57 |