| 2004-09-24 | Davis Cup WG PO: ROU vs CAN | Clay | RR | 15 |  Andrei Pavel | 301 |  Simon Larose | 7-5 6-3 6-2 | H2H | 5 | - | - | - | - | - | - | - |
| 2004-09-24 | Davis Cup WG PO: ROU vs CAN | Clay | RR | 216 | Victor Ionita | 301 | Simon Larose | 4-2 RET | H2H | 5 | - | - | - | - | - | - | - |
| 2004-07-26 | Canada Masters | Hard | R64 | 42 |  David Ferrer | 193 | Simon Larose (WC) | 7-5 6-2 | H2H | 3 | 82 | 1 | 1 | 70.4% | 68.4% | 43.8% | 0/3 |
| 2004-03-08 | Indian Wells Masters | Hard | R64 | 10 |  Tim Henman (9) | 228 | Simon Larose (Q) | 6-3 6-2 | H2H | 3 | 62 | 6 | 2 | 48.9% | 69.6% | 79.2% | 1/2 |
| 2004-03-08 | Indian Wells Masters | Hard | R128 | 228 | Simon Larose (Q) | 37 | Felix Mantilla | 6-0 4-6 7-5 | H2H | 3 | 99 | 4 | 4 | 55.8% | 69.8% | 57.1% | 9/11 |
| 2004-02-06 | Davis Cup WG R1: NED vs CAN | Clay | RR | 15 |  Sjeng Schalken | 233 | Simon Larose | 6-2 7-5 | H2H | 3 | - | - | - | - | - | - | - |
| 2004-02-06 | Davis Cup WG R1: NED vs CAN | Clay | RR | 18 | Martin Verkerk | 233 | Simon Larose | 6-4 7-6(9) 4-6 6-3 | H2H | 5 | - | - | - | - | - | - | - |
| 2003-09-19 | Davis Cup WG PO: CAN vs BRA | Carpet | RR | 17 |  Gustavo Kuerten | 202 | Simon Larose | 7-6(4) 7-6(4) 3-6 7-6(10) | H2H | 5 | - | - | - | - | - | - | - |
| 2003-08-04 | Canada Masters | Hard | R16 | 1 |  Andre Agassi (1) | 314 | Simon Larose (WC) | 6-4 6-2 | H2H | 3 | 62 | 7 | 2 | 58.3% | 85.7% | 50.0% | 2/3 |
| 2003-08-04 | Canada Masters | Hard | R64 | 314 | Simon Larose (WC) | 14 | Gustavo Kuerten (13) | 7-5 7-6(2) | H2H | 3 | 88 | 7 | 2 | 62.3% | 79.1% | 69.2% | 1/2 |
