| 2003 Results | |||
| Tata Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Kristian Pless | W | 6-2, 7-5 |
| 2 | Noam Okun | W | 6-0, 2-6, 6-2 |
| QF | Rainer Schuettler | W | 6-2, 7-5 |
| SF | Paradorn Srichaphan | L | 2-6, 1-6 |
| Australian Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Andrea Gaudenzi | W | 6-4, 2-6, 6-1, 4-6, 6-1 |
| 2 | Juan Carlos Ferrero | L | 0-6, 4-6, 2-6 |
| Siebel Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Mark Philippoussis | L | 6-3, 3-6, 3-6 |
| Kroger St. Jude | |||
| Rd | Opponent | W/L | Score |
| 1 | Irakli Labadze | L | 5-7, 4-6 |
| Copenhagen Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Gilles Muller | W | 7-5, 6-4 |
| 2 | Michel Kratochvil | L | 6-7 (5-7), 6-7 (6-8) |
| International Tennis Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Lars Burgsmuller | W | 6-2, 4-6, 6-2 |
| 2 | Robert Kendrick | L | 5-7, 5-7 |
| NASDAQ-100 Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Richard Gasquet | W | 3-6, 6-1, 2-1, retired |
| 2 | Sjeng Schalken | L | 3-6, 4-6 |
| Grand Prix Hassan II | |||
| Rd | Opponent | W/L | Score |
| 1 | Paul-Henri Mathieu | W | 6-2, 6-4 |
| 2 | Flavio Saretta | L | 5-7, 4-6 |
| BMW Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Martin Verkerk | W | 6-2, 6-4 |
| 2 | Jarkko Nieminen | L | 3-6, 0-6 |
| Tennis Masters Hamburg | |||
| Rd | Opponent | W/L | Score |
| 1 | David Nalbandian | L | 3-6, 3-6 |
| Internationaler Raiffeisen Grand Prix | |||
| Rd | Opponent | W/L | Score |
| 1 | Michel Kratochvil | W | 7-5, 7-6 (7-5) |
| 2 | Mario Ancic | L | 4-6, 5-7 |
| French Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Mariano Delfino | W | 6-1, 6-4, 4-6, 6-4 |
| 2 | Rainer Schuettler | L | 6-4, 2-6, 4-6, 0-6 |
| The Wimbledon Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Juan Carlos Ferrero | L | 2-6, 1-6, 3-6 |
| Allianz Suisse Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Stanislas Wawrinka | W | 2-6, 6-1, 7-5 |
| 2 | Roger Federer | L | 1-6, 2-6 |
| Dutch Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Gaston Gaudio | W | 6-0, 7-6 (7-5) |
| 2 | Oscar Hernandez | L | 6-7 (7-9), 6-1, 6-7 (4-7) |
| Croatia Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Julian Knowle | W | 6-4, 6-3 |
| 2 | David Ferrer | L | 3-6, 6-4, 5-7 |
| U.S. Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Magnus Norman | W | 6-2, 6-2, 6-7 (4-7), 0-6, 7-6 (7-4) |
| 2 | Roger Federer | L | 1-6, 2-6, 0-6 |
| Open de Moselle | |||
| Rd | Opponent | W/L | Score |
| 1 | Cristiano Caratti | W | 6-3, 5-7, 6-4 |
| 2 | Tommy Robredo | L | 2-6, 2-6 |
| St. Petersburg Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Rainer Schuettler | L | 6-7 (5-7), 1-6 |
