USA: Memphis - Doubles - Main |
| 1/8-finals | MacPherson D./Stafford G. | Grant G./Waite J. | 2:0 (6:4, 6:4) | details | 16.02.2000 |
| 1/16-finals | Grant G./Waite J. | Bowen D./Landsberg J. | 2:1 (6:4, 64:7, 6:2) | details | 14.02.2000 |
Australia: Australian Open - Doubles - Main |
| 1/16-finals | Grant G./Waite J. | Barnard M./Haggard C. | 1:2 (7:5, 2:6, 8:10) | details | 20.01.2000 |
| 1/32-finals | Lareau S./Paes L. | Grant G./Waite J. | 1:2 (62:7, 6:2, 5:7) | details | 18.01.2000 |
USA: US Open - Doubles - Main |
| 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 |
USA: Washington - Doubles - Main |
| 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 |
USA: Los Angeles - Doubles - Main |
| 1/8-finals | Gimelstob J./Humphries S. | Grant G./Tebbutt M. | 2:1 (6:3, 65:7, 6:4) | details | 26.07.1999 |
United Kingdom: Wimbledon - Mixed Doubles - Main |
| 1/32-finals | Leach R./Savchenko-Neiland L. | Grant G./Huber L. | 2:0 (6:1, 6:4) | details | 29.06.1999 |
United Kingdom: Wimbledon - Doubles - Main |
| 1/32-finals | Grant G./Middleton T. J. | Ferreira E./Leach R. | 0:3 (5:7, 65:7, 61:7) | details | 28.06.1999 |
France: French Open - Doubles - Main |
| 1/32-finals | Grant G./Middleton T. J. | Albano P./Carbonell T. | 0:2 (2:6, 1:6) | details | 25.05.1999 |
USA: Delray Beach - Doubles - Main |
| Semi-finals | Grant G./Middleton T. J. | Flach D./MacPhie B. | 0:2 (6:7, 4:6) | details | 06.05.1999 |
| Quarter-finals | Grant G./Middleton T. J. | Coupe B./Merklein M. | 2:0 (6:4, 7:5) | details | 04.05.1999 |
| 1/8-finals | Bryan B./Bryan M. | Grant G./Middleton T. J. | 0:2 (2:6, 3:6) | details | 03.05.1999 |
Japan: Tokyo - Doubles - Main |
| 1/8-finals | Grant G./Middleton T. J. | Tarango J./Vacek D. | 1:2 (6:2, 6:7, 2:6) | details | 14.04.1999 |
| 1/16-finals | Grant G./Middleton T. J. | Kohlmann M./Veglio F. | 2:0 (6:4, 6:4) | details | 12.04.1999 |
India: Chennai - Doubles - Main |
| Quarter-finals | Knippschild J./Tillstrom M. | Grant G./Middleton T. J. | 2:0 (6:4, 6:0) | details | 08.04.1999 |
| 1/8-finals | Grant G./Middleton T. J. | Syed F./Sargsian S. | 2:0 (6:3, 6:3) | details | 06.04.1999 |
USA: Miami - Doubles - Main |
| 1/16-finals | Grant G./Middleton T. J. | Woodforde M./Woodbridge T. | 0:2 (4:6, 4:6) | details | 17.03.1999 |
| 1/32-finals | Grant G./Middleton T. J. | Bowen D./Godwin N. | 2:0 (6:1, 6:4) | details | 15.03.1999 |
USA: Memphis - Doubles - Main |
| Quarter-finals | Lareau S./O'Brien A. | Grant G./Middleton T. J. | 2:0 (6:3, 6:4) | details | 18.02.1999 |
| 1/8-finals | Grant G./Middleton T. J. | Tarango J./Vacek D. | 2:0 (7:5, 7:5) | details | 16.02.1999 |
| 1/16-finals | Albano P./Orsanic D. | Grant G./Middleton T. J. | 0:2 (6:7, 4:6) | details | 15.02.1999 |
Australia: Australian Open - Doubles - Main |
| 1/32-finals | Coupe B./Grant G. | Novak J./Rikl D. | 1:2 (1:6, 6:4, 4:6) | details | 18.01.1999 |
New Zealand: Auckland - Doubles - Main |
| Semi-finals | Grant G./Middleton T. J. | Tarango J./Vacek D. | 1:2 (3:6, 6:3, 3:6) | details | 15.01.1999 |
| Quarter-finals | Greenhalgh J./Steven B. | Grant G./Middleton T. J. | 0:2 (5:7, 4:6) | details | 13.01.1999 |
| 1/8-finals | Barnard M./Rosner P. | Grant G./Middleton T. J. | 0:2 (4:6, 4:6) | details | 11.01.1999 |
Sweden: Stockholm - Doubles - Main |
| 1/8-finals | Bhupathi M./Paes L. | Grant G./Wakefield M. | 2:0 (6:4, 6:4) | details | 09.11.1998 |
USA: US Open - Doubles - Main |
| 1/32-finals | MacPherson D./Wheaton D. | Goldstein P./Grant G. | 2:0 (6:1, 6:3) | details | 02.09.1998 |
USA: Boston - Doubles - Main |
| 1/8-finals | Eltingh J./Haarhuis P. | Grant G./Reichel A. | 2:0 (7:5, 7:6) | details | 24.08.1998 |
USA: New Haven 2 - Doubles - Main |
| 1/8-finals | Grant G./McEnroe P. | Woodforde M./Woodbridge T. | 0:2 (6:7, 5:7) | details | 19.08.1998 |
| 1/16-finals | Ivanisevic G./Van Emburgh G. | Grant G./McEnroe P. | 0:2 (5:7, 5:7) | details | 17.08.1998 |