| 2009-08-10 | Canada Masters | Hard | R32 | 1 |  Roger Federer (1) | 487 |  Frederic Niemeyer (WC) | 7-6(3) 6-4 | H2H | 3 | 86 | 12 | 1 | 70.8% | 87.0% | 57.9% | 1/1 |
| 2009-08-10 | Canada Masters | Hard | R64 | 487 | Frederic Niemeyer (WC) | 39 |  Igor Kunitsyn | 7-5 6-1 | H2H | 3 | 82 | 7 | 3 | 64.2% | 74.4% | 50.0% | 4/5 |
| 2009-03-06 | Davis Cup G1 R1: CAN vs ECU | Hard | RR | 109 |  Nicolas Lapentti | 401 | Frederic Niemeyer | 6-3 7-6(4) 7-6(4) | H2H | 5 | - | - | - | - | - | - | - |
| 2009-03-06 | Davis Cup G1 R1: CAN vs ECU | Hard | RR | 213 | Giovanni Lapentti | 401 | Frederic Niemeyer | 2-6 7-6(5) 6-3 6-3 | H2H | 5 | - | - | - | - | - | - | - |
| 2009-07-10 | Davis Cup G1 PO: PER vs CAN | Clay | RR | 367 |  Luis Horna | 379 | Frederic Niemeyer | 7-6(4) 4-6 6-4 7-5 | H2H | 5 | - | - | - | - | - | - | - |
| 2008-08-11 | Beijing Olympics | Hard | R64 | 58 |  Guillermo Canas | 274 | Frederic Niemeyer | 3-6 4-2 RET | H2H | 3 | 79 | 1 | 7 | 30.4% | 71.4% | 53.1% | 5/7 |
| 2008-07-21 | Canada Masters | Hard | R64 | 14 |  Tommy Robredo (12) | 208 | Frederic Niemeyer (WC) | 7-6(4) 6-1 | H2H | 3 | 93 | 7 | 0 | 67.5% | 73.1% | 60.0% | 6/6 |
| 2008-04-11 | Davis Cup G1 R2: CHI vs CAN | Clay | RR | 111 |  Nicolas Massu | 197 | Frederic Niemeyer | 3-6 6-4 6-4 5-7 6-3 | H2H | 5 | - | - | - | - | - | - | - |
| 2008-04-11 | Davis Cup G1 R2: CHI vs CAN | Clay | RR | 197 | Frederic Niemeyer | 117 | Paul Capdeville | 6-3 6-4 | H2H | 3 | - | - | - | - | - | - | - |
| 2008-02-25 | Memphis | Hard | R32 | 42 |  Robin Soderling (8) | 185 | Frederic Niemeyer (Q) | 6-2 6-1 | H2H | 3 | 47 | 16 | 4 | 68.0% | 82.4% | 50.0% | 2/2 |
