| 2001-10-22 | St. Petersburg | Hard | R32 | 15 |  Goran Ivanisevic (5) | 81 |  Nicolas Massu | 6-2 6-3 | H2H | 3 | 55 | 14 | 0 | 63.5% | 87.9% | 52.6% | 1/1 |
| 2001-10-15 | Stuttgart Masters | Hard | R64 | 41 |  Jiri Novak | 76 | Nicolas Massu (Q) | 6-3 6-2 | H2H | 3 | 63 | 2 | 2 | 72.9% | 85.7% | 61.5% | 0/0 |
| 2001-10-08 | Vienna | Hard | R32 | 12 |  Roger Federer (4) | 78 | Nicolas Massu (LL) | 4-6 7-6(8) 6-4 | H2H | 3 | 162 | 16 | 5 | 63.9% | 71.0% | 48.7% | 4/7 |
| 2001-10-01 | Tokyo | Hard | R16 | 60 |  Francisco Clavet (8) | 79 | Nicolas Massu (11) | 6-3 6-4 | H2H | 3 | 87 | 3 | 1 | 74.5% | 73.7% | 76.9% | 2/2 |
| 2001-10-01 | Tokyo | Hard | R32 | 79 | Nicolas Massu (11) | 203 | Tomas Zib | 6-3 7-6(4) | H2H | 3 | 90 | 7 | 1 | 62.5% | 85.7% | 76.2% | 0/0 |
| 2001-10-01 | Tokyo | Hard | R64 | 79 | Nicolas Massu (11) | 137 |  Edwin Kempes | 6-4 6-4 | H2H | 3 | 91 | 3 | 1 | 69.7% | 82.6% | 45.0% | 4/4 |
| 2001-09-24 | Hong Kong | Hard | R16 | 9 |  Sebastien Grosjean (3) | 78 | Nicolas Massu | 7-6(2) 3-6 6-4 | H2H | 3 | 150 | 10 | 1 | 53.5% | 75.5% | 58.7% | 3/6 |
| 2001-09-24 | Hong Kong | Hard | R32 | 78 | Nicolas Massu | 85 | Alex Calatrava | 2-6 7-6(5) 6-3 | H2H | 3 | 145 | 9 | 4 | 55.2% | 77.1% | 53.8% | 4/7 |
| 2001-09-21 | Davis Cup WG PO: SVK vs CHI | Carpet | RR | 78 | Nicolas Massu | 249 |  Jan Kroslak | 6-2 5-7 6-3 | H2H | 3 | - | - | - | - | - | - | - |
| 2001-09-21 | Davis Cup WG PO: SVK vs CHI | Carpet | RR | 28 | Dominik Hrbaty | 78 | Nicolas Massu | 6-1 6-1 4-6 6-3 | H2H | 5 | - | - | - | - | - | - | - |
