 World: Davis Cup - Singles - Main |
|---|
| | Dewulf F. | Clement A. | 0:2 (3:6, 610:7) | details | 09.02.2001 |
 France: French Open - Singles - Qualification |
|---|
| Semi-finals | Prodon E. | Dewulf F. | 2:0 (7:64, 6:2) | details | 24.05.2000 |
| Quarter-finals | Petrovic D. | Dewulf F. | 0:2 (4:6, 2:6) | details | 22.05.2000 |
 Germany: Munich - Singles - Main |
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| 1/16-finals | Dewulf F. | Ulihrach B. | 0:2 (3:6, 1:6) | details | 01.05.2000 |
 Denmark: Copenhagen - Singles - Main |
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| 1/16-finals | Federer R. | Dewulf F. | 2:1 (6:4, 4:6, 6:3) | details | 28.02.2000 |
 Netherlands: Rotterdam - Singles - Main |
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| 1/8-finals | Dewulf F. | Rusedski G. | 0:2 (63:7, 4:6) | details | 16.02.2000 |
| 1/16-finals | Ivanisevic G. | Dewulf F. | 1:2 (3:6, 6:2, 4:6) | details | 14.02.2000 |
 Sweden: Stockholm - Singles - Main |
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| 1/8-finals | Lapentti N. | Dewulf F. | 2:1 (5:7, 6:3, 6:3) | details | 10.11.1999 |
| 1/16-finals | Dewulf F. | Schuttler R. | 2:0 (6:4, 6:3) | details | 08.11.1999 |
 Portugal: Estoril - Singles - Main |
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| 1/16-finals | Dewulf F. | Spadea V. | 0:2 (2:6, 1:6) | details | 05.04.1999 |
 Qatar: Doha - Singles - Main |
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| 1/16-finals | Dewulf F. | Van Garsse C. | 0:2 (1:6, 63:7) | details | 04.01.1999 |
 USA: US Open - Singles - Main |
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| 1/64-finals | Dosedel S. | Dewulf F. | 3:1 (6:4, 3:6, 6:3, 6:4) | details | 31.08.1998 |
| USA: Long Island - Singles - Main |
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| 1/8-finals | Dewulf F. | Safin M. | 0:2 (66:7, 1:6) | details | 26.08.1998 |
| 1/16-finals | Woodforde M. | Dewulf F. | 0:2 (4:6, 68:7) | details | 24.08.1998 |
| Netherlands: Amsterdam - Singles - Main |
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| 1/16-finals | Dewulf F. | Hrbaty D. | 0:2 (3:6, 5:7) | details | 03.08.1998 |
 Austria: Kitzbuhel - Singles - Main |
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| Quarter-finals | Costa A. | Dewulf F. | 2:1 (2:6, 6:3, 6:4) | details | 31.07.1998 |
| 1/8-finals | Dewulf F. | Muster T. | 2:0 (6:2, 6:4) | details | 30.07.1998 |
| 1/16-finals | Dewulf F. | Grosjean S. | 2:1 (67:7, 6:3, 6:3) | details | 29.07.1998 |
| USA: Washington - Singles - Main |
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| Quarter-finals | Draper S. | Dewulf F. | 2:0 (6:3, 6:2) | details | 24.07.1998 |
| 1/8-finals | Pozzi G. | Dewulf F. | 0:2 (65:7, 4:6) | details | 23.07.1998 |
| 1/16-finals | Sargsian S. | Dewulf F. | 0:2 (64:7, 1:6) | details | 22.07.1998 |
 Switzerland: Gstaad - Singles - Main |
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| Semi-finals | Corretja A. | Dewulf F. | 2:1 (6:3, 63:7, 6:3) | details | 11.07.1998 |
| Quarter-finals | Kiefer N. | Dewulf F. | 1:2 (6:1, 3:6, 4:6) | details | 08.07.1998 |
| 1/8-finals | Dewulf F. | Meligeni F. | 2:1 (3:6, 7:5, 6:3) | details | 07.07.1998 |
| 1/16-finals | Portas A. | Dewulf F. | 1:2 (6:3, 63:7, 2:6) | details | 06.07.1998 |
 United Kingdom: Wimbledon - Singles - Main |
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| 1/32-finals | Korda P. | Dewulf F. | 3:0 (6:4, 6:3, 6:2) | details | 02.07.1998 |
| 1/64-finals | Campbell S. | Dewulf F. | 1:3 (3:6, 6:2, 1:6, 0:6) | details | 30.06.1998 |
| Netherlands: Hertogenbosch - Singles - Main |
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| 1/8-finals | Siemerink J. | Dewulf F. | 2:0 (6:2, 6:1) | details | 17.06.1998 |
| 1/16-finals | Van Herck J. | Dewulf F. | 0:2 (62:7, 3:6) | details | 15.06.1998 |
| Germany: Halle - Singles - Main |
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| 1/16-finals | Dewulf F. | Haas T. | 0:2 (3:6, 4:6) | details | 08.06.1998 |
| France: French Open - Singles - Main |
|---|
| Quarter-finals | Dewulf F. | Corretja A. | 0:3 (5:7, 4:6, 3:6) | details | 03.06.1998 |
| 1/8-finals | Dewulf F. | Clavet F. | 3:0 (7:5, 6:3, 6:1) | details | 01.06.1998 |
| 1/16-finals | Enqvist T. | Dewulf F. | 0:3 (3:6, 2:6, 3:6) | details | 30.05.1998 |
 Italy: Rome - Singles - Main |
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| 1/16-finals | Costa A. | Dewulf F. | 2:0 (6:1, 6:4) | details | 12.05.1998 |
| 1/32-finals | Dewulf F. | Bjorkman J. | 2:0 (6:2, 6:3) | details | 11.05.1998 |
| Germany: Hamburg - Singles - Main |
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| 1/16-finals | Dewulf F. | Knippschild J. | 0:2 (4:6, 3:6) | details | 06.05.1998 |
| 1/32-finals | Vicente F. | Dewulf F. | 0:2 (5:7, 4:6) | details | 04.05.1998 |
 Spain: Barcelona - Singles - Main |
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| 1/8-finals | Bruguera S. | Dewulf F. | 2:1 (6:3, 1:6, 7:5) | details | 15.04.1998 |
| 1/16-finals | Dewulf F. | Tarango J. | 2:0 (6:4, 7:69) | details | 14.04.1998 |
| 1/32-finals | Arazi H. | Dewulf F. | 0:2 (4:6, 4:6) | details | 13.04.1998 |
| Portugal: Estoril - Singles - Main |
|---|
| 1/8-finals | Dewulf F. | Berasategui A. | 1:2 (4:6, 7:5, 5:7) | details | 08.04.1998 |
| 1/16-finals | Dewulf F. | Fromberg R. | 2:0 (7:64, 6:3) | details | 06.04.1998 |
| USA: Miami - Singles - Main |
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| 1/32-finals | Dewulf F. | Ferreira W. | 1:2 (5:7, 7:62, 4:6) | details | 19.03.1998 |
| 1/64-finals | Sell M. | Dewulf F. | 1:2 (6:1, 3:6, 2:6) | details | 16.03.1998 |
| Denmark: Copenhagen - Singles - Main |
|---|
| 1/8-finals | Dewulf F. | Carlsen K. | 0:2 (4:6, 64:7) | details | 11.03.1998 |
| 1/16-finals | Dewulf F. | Kulti N. | 2:0 (6:4, 6:4) | details | 09.03.1998 |
