| Gambill | 1 - 4 | ||||
| 2000 | US Open | 2 | hardcourt | L | 4-6, 4-6, 4-6 |
| 2000 | Ericsson Open | 4 | hardcourt | L | 2-6, 7-6 (8-6), 3-6 |
| 1999 | Stockholm Open | Q | hardcourt | L | 6-4, 2-6, 5-7 |
| 1999 | Stella Artois | 2 | grass | W | 2-6, 6-3, 6-4 |
| 1998 | Indian Wells | 1 | hardcourt | L | 6-7 (7-9), 7-5, 6-7 (6-8) |
| Gasquet | 0 - 1 | ||||
| 2002 | Kooyong Classic | Play-off | hardcourt | L | 5-7, 2-6 |
| Garcia-Lopez | 1 - 0 | ||||
| 2005 | Ordina Open | 2 | grass | W | 7-6 (9-7), 7-6 (7-2) |
| Gaudensi | 1 - 0 | ||||
| 1997 | Munich | Q | clay | W | 7-5, 4-6, 6-4 |
| Gimelstob | 3 - 1 | ||||
| 2006 | Hall of Fame Championships | F | grass | W | 6-3, 7-5 |
| 2000 | Mercedes Benz Cup | 2 | hardcourt | L | 6-3, 6-7 (5-7), 6-7 (3-7) |
| 2000 | SyBase Open | Q | hardcourt | W | 7-6 (7-5), 6-4 |
| 1999 | SyBase Open | Q | hardcourt | W | 6-2, 3-6, 7-6 (7-0) |
| Givone | 1 - 0 | ||||
| 1995 | Washington | 1 | hardcourt | W | 6-7 (9-11), 6-2, 6-4 |
| Goellner | 1 - 0 | ||||
| 1995 | US Open | 2 | hardcourt | W | 7-6 (7-5), 6-2, 7-5 |
| Goldstein | 2 - 0 | ||||
| 2006 | Hall of Fame Championships | 1 | grass | W | 6-4, 6-2 |
| 2000 | French Open | 2 | clay | W | 6-4, 6-7 (3-7), 6-0, 6-2 |
| Golmard | 1 - 1 | ||||
| 1997 | US Open | 2 | hardcourt | W | 7-6 (7-5), 6-2, 1-0 (retired) |
| 1994 | Singapore | 2 | hardcourt | L | 2-6, 3-6 |
| Gonzalez | 2 - 2 | ||||
| 2006 | Queens Club | 3 | grass | L | 2-6, 6-3, 3-6 |
| 2004 | Wimbledon | 3 | grass | W | 4-6, 6-1, 7-6 (7-4), 7-5 |
| 2004 | Boodle & Dunthorne | RR | grass | L | 7-5, 5-7. 6-7 (1-7) |
| 2003 | Nasdaq-100 | 2 | hardcourt | W | 7-6 (7-5), 6-4 |
| Goossens | 1 - 0 | ||||
| 1995 | Ljubljana | 1 | clay | W | 6-2, 6-0 |
| Grant | 1 - 0 | ||||
| 1999 | Australian Open | 1 | hardcourt | W | 6-3, 6-4, 6-3 |
| Greenhalgh | 1 - 0 | ||||
| 1994 | Adelaide | 1 | grass | W | 6-4, 6-0 |
| Grosjean | 4 - 4 | ||||
| 2006 | Stella Artois | 2 | grass | W | 7-6 (7-5) 4-6 6-3 |
| 2006 | Australian Open | 1 | hard | L | 4-6, 2-6, 3-6 |
| 2003 | Wimbledon | S | grass | W | 7-6, (7-3), 6-3, 6-3 |
| 2003 | Kooyong Classic | 2 | hardcourt | L | 6-3, 6-7 (6-8), 6-2 |
| 2002 | Monte Carlo | 1 | clay | L | 4-6, 4-6 |
| 2001 | Stockholm Open | 1 | hardcourt | L | 2-6, 7-5, 2-6 |
| 1999 | Monte Carlo | 3 | clay | W | 4-6, 7-6 (7-5), 6-2 |
| 1999 | Davis Cup Final | 1 | clay | W | 6-4, 6-2, 6-4 |
| Gross | 1 - 0 | ||||
| 1998 | French Open | 1 | clay | W | 6-1, 7-5, 6-4 |
| Gumy | 2 - 0 | ||||
| 1997 | Munich | 2 | clay | W | 6-7 (2-7), 6-4, 6-4 |
| 1997 | Monte Carlo | 1 | clay | W | 6-1, 7-6 (7-5) |
| Gustafsson | 1 - 0 | ||||
| 2001 | Kroger St Jude | 2 | hardcourt | W | 6-3, 7-5 |