United Kingdom: Wimbledon - Singles - Qualification |
| Semi-finals | Guardiola T. | Vacek J. | 1:1 RET. (6:3, 1:6, 4:4) | details | 13.06.2001 |
| Quarter-finals | Settergren J. | Guardiola T. | 1:2 (3:6, 6:3, 7:9) | details | 11.06.2001 |
France: French Open - Singles - Qualification |
| Semi-finals | Guardiola T. | Alonso J. | 0:2 (3:6, 62:7) | details | 24.05.2001 |
| Quarter-finals | Guardiola T. | Bower J. | 2:1 (6:1, 5:7, 6:4) | details | 23.05.2001 |
France: Lyon 2 - Singles - Main |
| 1/16-finals | Clement A. | Guardiola T. | 2:1 (7:5, 4:6, 6:1) | details | 06.11.2000 |
USA: US Open - Singles - Main |
| 1/64-finals | Safin M. | Guardiola T. | 3:1 (7:5, 65:7, 6:4, 6:4) | details | 29.08.2000 |
Austria: Kitzbuhel - Singles - Main |
| 1/32-finals | Guardiola T. | Voinea A. | 0:2 (66:7, 4:6) | details | 24.07.2000 |
Netherlands: Amsterdam - Singles - Main |
| 1/16-finals | Behrend T. | Guardiola T. | 2:0 (6:3, 6:4) | details | 17.07.2000 |
France: French Open - Singles - Main |
| 1/64-finals | Norman M. | Guardiola T. | 3:0 (6:4, 6:4, 6:0) | details | 29.05.2000 |
France: French Open - Singles - Qualification |
| Final | Guardiola T. | Gross O. | 2:0 (6:4, 6:3) | details | 26.05.2000 |
| Semi-finals | Guardiola T. | Ogorodov O. | 2:1 (3:6, 6:4, 6:1) | details | 24.05.2000 |
Morocco: Casablanca - Singles - Main |
| 1/16-finals | Guardiola T. | Wiltschnig H. | 0:2 (2:6, 2:6) | details | 10.04.2000 |
France: Marseille - Singles - Main |
| Quarter-finals | Guardiola T. | Santoro F. | 0:2 (4:6, 63:7) | details | 11.02.2000 |
| 1/8-finals | Kroslak J. | Guardiola T. | 0:2 (3:6, 3:6) | details | 09.02.2000 |
| 1/16-finals | Stanoytchev O. | Guardiola T. | 1:2 (3:6, 6:1, 4:6) | details | 07.02.2000 |
Australia: Australian Open - Singles - Qualification |
| Quarter-finals | Guardiola T. | Cadart R. | 1:2 (6:4, 3:6, 4:6) | details | 12.01.2000 |
France: Toulouse - Singles - Main |
| 1/16-finals | Henman T. | Guardiola T. | 2:0 (6:1, 6:2) | details | 27.09.1999 |
United Kingdom: Wimbledon - Singles - Qualification |
| Quarter-finals | Stark J. | Guardiola T. | 2:0 (6:3, 7:6) | details | 17.06.1999 |
Switzerland: Gstaad - Singles - Main |
| 1/16-finals | Guardiola T. | Mantilla F. | 0:2 (2:6, 2:6) | details | 06.07.1998 |
USA: US Open - Singles - Qualification |
| Quarter-finals | Escude N. | Guardiola T. | 2:0 (6:3, 7:6) | details | 19.08.1997 |
United Kingdom: Wimbledon - Singles - Qualification |
| Quarter-finals | Cash P. | Guardiola T. | 2:1 (4:6, 6:3, 6:1) | details | 17.06.1997 |
France: Toulouse - Singles - Main |
| 1/8-finals | Stanoytchev O. | Guardiola T. | 2:1 (5:7, 7:5, 6:3) | details | 16.10.1996 |
| 1/16-finals | Mutis O. | Guardiola T. | 1:2 (1:6, 6:4, 4:6) | details | 14.10.1996 |
San Marino: San Marino - Singles - Main |
| 1/8-finals | Dosedel S. | Guardiola T. | 1:0 RET. (7:61, 2:0) | details | 07.08.1996 |
| 1/16-finals | Guardiola T. | El Aynaoui Y. | 1:1 RET. (3:6, 6:2, 2:0) | details | 05.08.1996 |
United Kingdom: Wimbledon - Singles - Qualification |
| Semi-finals | Wessels P. | Guardiola T. | 2:1 (7:6, 3:6, 9:7) | details | 20.06.1996 |
Italy: Rome - Singles - Main |
| 1/32-finals | Costa C. | Guardiola T. | 2:0 (6:2, 6:1) | details | 13.05.1996 |
Australia: Australian Open - Singles - Main |
| 1/64-finals | Guardiola T. | Muster T. | 0:3 (3:6, 3:6, 2:6) | details | 20.01.1996 |
Australia: Australian Open - Singles - Qualification |
| Final | Guardiola T. | Ran E. | 2:1 (6:3, 64:7, 6:3) | details | 18.01.1996 |
| Semi-finals | Guardiola T. | Kroon N. | 2:0 (7:5, 6:2) | details | 17.01.1996 |
| Quarter-finals | Guardiola T. | Randjelovic S. | 2:1 (6:1, 2:6, 6:3) | details | 15.01.1996 |
Israel: Tel Aviv - Singles - Main |
| 1/16-finals | Kroslak J. | Guardiola T. | 2:1 (6:0, 4:6, 6:3) | details | 09.10.1995 |
USA: US Open - Singles - Qualification |
| Final | Guardiola T. | Viloca-Puig J. | 0:2 (2:6, 3:6) | details | 25.08.1995 |
| Semi-finals | Guardiola T. | Erlich E. | 2:0 (6:3, 6:1) | details | 24.08.1995 |
| Quarter-finals | Guardiola T. | Gloria L. | 2:1 (6:7, 6:4, 6:4) | details | 22.08.1995 |
USA: New Haven 2 - Singles - Main |
| 1/32-finals | Goellner M. | Guardiola T. | 2:0 (6:4, 6:3) | details | 14.08.1995 |
Austria: Kitzbuhel - Singles - Main |
| 1/16-finals | Guardiola T. | Filippini M. | 0:2 (3:6, 4:6) | details | 01.08.1995 |
| 1/32-finals | Guardiola T. | Couto E. | 2:0 (6:3, 6:4) | details | 31.07.1995 |