Select tournament type
| Final | Flach D. | Kempes E. | 1:2 (2:6, 7:65, 1:6) | details | 16.01.1999 | ||
| Semi-finals | Flach D. | Delaitre O. | 2:0 (6:1, 7:67) | details | 15.01.1999 | ||
| Quarter-finals | Stanoytchev O. | Flach D. | 0:2 (60:7, 4:6) | details | 13.01.1999 | ||
| Final | Perlant J. | Flach D. | 2:1 (3:6, 6:2, 6:2) | details | 28.08.1998 | ||
| Semi-finals | Joyce M. | Flach D. | 0:2 (5:7, 4:6) | details | 27.08.1998 | ||
| Quarter-finals | Flach D. | Wessels P. | 2:0 (6:1, 7:6) | details | 25.08.1998 | ||
| 1/32-finals | Philippoussis M. | Flach D. | 2:0 (6:4, 6:3) | details | 03.08.1998 | ||
| Semi-finals | Flach D. | Godwin N. | 1:2 (6:2, 3:6, 2:6) | details | 19.06.1998 | ||
| Quarter-finals | Fetterlein F. | Flach D. | 0:2 (3:6, 3:6) | details | 17.06.1998 | ||
| Quarter-finals | Draper S. | Flach D. | 2:0 (7:67, 7:65) | details | 12.06.1998 | ||
| 1/8-finals | Woodbridge T. | Flach D. | 0:2 (4:6, 64:7) | details | 11.06.1998 | ||
| 1/8-finals | Knowle J./Manta L. | Flach D./Janasik A. | 2:0 (6:3, 6:3) | details | 23.04.2001 | ||
| 1/16-finals | Johnson D./Suk C. | Flach D./Grant G. | 2:1 (7:63, 65:7, 6:2) | details | 03.09.1999 | ||
| 1/32-finals | Bowen D./Ran E. | Flach D./Grant G. | 1:2 (6:3, 3:6, 1:6) | details | 01.09.1999 | ||
| Quarter-finals | Flach D./Kokavec B. | Bowen D./Peterson A. | 0:2 (3:6, 2:6) | details | 24.08.1999 | ||
| 1/8-finals | Flach D./Kokavec B. | Shimada T./Wakefield M. | 2:1 (5:7, 7:67, 6:3) | details | 23.08.1999 | ||
| 1/8-finals | Flach D./Grant G. | Suk C./Johnson D. | 0:2 (3:6, 2:6) | details | 18.08.1999 | ||
| 1/16-finals | Flach D./Grant G. | Corretja A./Delgado R. | 2:1 (6:4, 4:6, 6:4) | details | 16.08.1999 | ||
| 1/8-finals | Flach D./Merklein M. | Dilucia D./Tieleman L. | 0:2 (64:7, 62:7) | details | 05.07.1999 | ||
| 1/32-finals | Ullyett K./Golarsa L. | Flach D./Hiraki R. | 2:0 (6:1, 7:66) | details | 29.06.1999 | ||
| 1/32-finals | Broad N./Koenig R. | Flach D./Goellner M. | 3:1 (4:6, 6:3, 7:5, 6:4) | details | 28.06.1999 | ||
| 1/32-finals | Flach D./MacPhie B. | Knowles M./Nestor D. | 1:2 (3:6, 6:3, 5:7) | details | 25.05.1999 | ||
| Final | Mirnyi M./Zimonjic N. | Flach D./MacPhie B. | 2:1 (7:63, 3:6, 6:3) | details | 09.05.1999 | ||
| Semi-finals | Grant G./Middleton T. J. | Flach D./MacPhie B. | 0:2 (6:7, 4:6) | details | 06.05.1999 | ||
| Quarter-finals | Flach D./MacPhie B. | Kulti N./Tillstrom M. | 2:1 (6:7, 6:4, 6:2) | details | 04.05.1999 | ||
| 1/8-finals | Baron I./Stolle S. | Flach D./MacPhie B. | 0:2 (4:6, 3:6) | details | 03.05.1999 | ||
| 1/8-finals | Flach D./MacPhie B. | Galbraith P./Gimelstob J. | 0:2 (3:6, 6:7) | details | 26.04.1999 | ||
| 1/8-finals | Black W./Stolle S. | Flach D./Tarango J. | 2:0 (6:3, 6:4) | details | 20.03.1999 | ||
| 1/16-finals | Flach D./Tarango J. | Adams D./De Jager J. | 2:0 (6:4, 6:4) | details | 17.03.1999 | ||
| 1/32-finals | Corretja A./Costa A. | Flach D./Tarango J. | 0:2 (6:7, 4:6) | details | 15.03.1999 | ||
| Quarter-finals | Flach D./Haygarth B. | Woodforde M./Woodbridge T. | 0:2 (3:6, 0:6) | details | 18.02.1999 | ||
| 1/8-finals | Novak J./Rikl D. | Flach D./Haygarth B. | 0:2 (4:6, 5:7) | details | 16.02.1999 | ||
| 1/16-finals | Flach D./Haygarth B. | Alonso J./Bowen D. | 2:0 (6:3, 6:2) | details | 15.02.1999 | ||
| 1/16-finals | Bhupathi M./Paes L. | Flach D./Merklein M. | 2:1 (4:6, 6:4, 8:6) | details | 20.01.1999 | ||
| 1/32-finals | Roig F./Sanchez J. | Flach D./Merklein M. | 0:2 (4:6, 66:7) | details | 18.01.1999 | ||
| 1/8-finals | Flach D./Van Emburgh G. | Novak J./Rikl D. | 0:2 (1:6, 3:6) | details | 26.10.1998 | ||
| 1/32-finals | MacPhie B./McEnroe P. | Flach D./Keil M. | 2:0 (6:2, 6:1) | details | 02.09.1998 | ||
| 1/16-finals | Flach D./Roditi D. | De Jager J./Koenig R. | 0:2 (6:7, 3:6) | details | 17.08.1998 | ||
| 1/16-finals | Damm M./Grabb J. | Flach D./Tebbutt M. | 2:1 (6:7, 6:3, 6:0) | details | 03.08.1998 | ||
| 1/8-finals | Flach D./Tebbutt M. | Ivanisevic G./Kilderry P. | 0:2 (6:7, 4:6) | details | 27.07.1998 | ||
| Quarter-finals | Ferreira W./Galbraith P. | Flach D./Van Emburgh G. | 2:1 (4:6, 6:3, 6:4) | details | 24.07.1998 | ||
| 1/8-finals | Tramacchi P./Tebbutt M. | Flach D./Van Emburgh G. | 0:2 (4:6, 2:6) | details | 22.07.1998 | ||
| 1/16-finals | Flach D./Van Emburgh G. | Roditi D./Sargsian S. | 2:0 (6:4, 6:4) | details | 20.07.1998 | ||
| Final | Draper S./Stoltenberg J. | Flach D./Stolle S. | 1:2 (2:6, 6:4, 6:7) | details | 12.07.1998 | ||
| Semi-finals | Paes L./Tramacchi P. | Flach D./Stolle S. | 0:2 (4:6, 4:6) | details | 11.07.1998 | ||
| Quarter-finals | Flach D./Stolle S. | Manta L./Randjelovic S. | 2:0 (6:3, 6:4) | details | 08.07.1998 | ||
| 1/8-finals | Pescosolido S./Van Emburgh G. | Flach D./Stolle S. | 1:2 (5:7, 6:4, 6:7) | details | 06.07.1998 | ||
| 1/16-finals | Flach D./Van Emburgh G. | Stolle S./Suk C. | 1:2 (6:2, 63:7, 6:8) | details | 26.06.1998 | ||
| 1/32-finals | Jensen L./Jensen M. | Flach D./Van Emburgh G. | 0:2 (1:6, 3:6) | details | 24.06.1998 | ||
| Quarter-finals | Flach D./Van Emburgh G. | Bhupathi M./Paes L. | 0:2 (4:6, 0:6) | details | 12.06.1998 | ||