| 2011-09-16 | Davis Cup WG PO: ROU vs CZE | Clay | RR | 150 |  Jan Hajek | 209 |  Victor Crivoi | 6-1 6-4 | H2H | 3 | - | - | - | - | - | - | - |
| 2011-06-06 | Queen's Club | Grass | R64 | 112 |  Marsel Ilhan | 179 | Jan Hajek | 6-4 6-4 | H2H | 3 | 83 | 12 | 1 | 73.2% | 73.1% | 47.4% | 2/2 |
| 2011-05-22 | Roland Garros | Clay | R128 | 17 |  Jo-Wilfried Tsonga (17) | 136 | Jan Hajek | 6-3 6-2 6-2 | H2H | 5 | 118 | 8 | 1 | 58.5% | 72.9% | 64.7% | 2/2 |
| 2011-04-24 | Munich | Clay | R32 | 43 |  Potito Starace | 98 | Jan Hajek | 3-6 6-4 6-0 | H2H | 3 | 103 | 4 | 1 | 71.6% | 65.5% | 47.8% | 7/10 |
| 2011-03-04 | Davis Cup WG R1: CZE vs KAZ | Hard | RR | 63 |  Mikhail Kukushkin | 101 | Jan Hajek | 6-4 6-7(4) 7-6(8) 6-0 | H2H | 5 | - | - | - | - | - | - | - |
| 2011-03-04 | Davis Cup WG R1: CZE vs KAZ | Hard | RR | 43 | Andrey Golubev | 101 | Jan Hajek | 7-6(4) 6-7(3) 1-6 7-6(4) 6-3 | H2H | 5 | - | - | - | - | - | - | - |
| 2011-02-21 | Delray Beach | Hard | R32 | 119 |  Alejandro Falla (Q) | 102 | Jan Hajek (LL) | 6-1 2-0 RET | H2H | 3 | 27 | 0 | 0 | 65.2% | 73.3% | 75.0% | 0/0 |
| 2011-02-14 | Memphis | Hard | R32 | 61 | Adrian Mannarino | 101 | Jan Hajek (Q) | 6-2 6-2 | H2H | 3 | 60 | 4 | 2 | 57.4% | 77.8% | 60.0% | 3/4 |
| 2011-02-07 | San Jose | Hard | R32 | 72 |  Kei Nishikori (8) | 104 | Jan Hajek | 6-1 7-6(6) | H2H | 3 | 79 | 5 | 1 | 65.6% | 82.5% | 47.6% | 2/4 |
| 2011-01-31 | Zagreb | Hard | R32 | 55 |  Philipp Petzschner (7) | 104 | Jan Hajek | 6-3 6-3 | H2H | 3 | 72 | 8 | 3 | 41.8% | 82.6% | 62.5% | 1/1 |
