United Kingdom: Wimbledon - Doubles - Main |
| 1/32-finals | Raymond L./Stubbs R. | Barclay C./Guse K. | 2:1 (7:65, 4:6, 6:3) | details | 29.06.1999 |
United Kingdom: Birmingham - Doubles - Main |
| Semi-finals | Morariu C./Savchenko-Neiland L. | Barclay C./Guse K. | 2:0 (6:4, 6:3) | details | 12.06.1999 |
| Quarter-finals | Barclay C./Guse K. | Golarsa L./Kandarr J. | WO. | details | 11.06.1999 |
| 1/8-finals | Barclay C./Guse K. | McQuillan R./Smith N. | 2:1 (6:3, 65:7, 7:5) | details | 09.06.1999 |
| 1/16-finals | Barclay C./Guse K. | De Beer S./Smith S. | 2:1 (6:1, 3:6, 6:3) | details | 07.06.1999 |
France: French Open - Doubles - Main |
| 1/16-finals | Menga V./Pampulova-Wagner E. | Barclay C./Guse K. | 2:0 (7:5, 7:65) | details | 30.05.1999 |
| 1/32-finals | Barclay C./Guse K. | Pleming L./Stewart B. | 2:0 (6:2, 6:1) | details | 28.05.1999 |
Germany: Berlin - Doubles - Main |
| 1/16-finals | Schett B./Schnyder P. | Barclay C./Guse K. | 2:0 (6:4, 6:1) | details | 10.05.1999 |
Japan: Tokyo 3 - Doubles - Main |
| Final | Morariu C./Po K. | Barclay C./Guse K. | 2:0 (6:3, 6:2) | details | 18.04.1999 |
| Semi-finals | Frazier A./Schlukebir K. | Barclay C./Guse K. | 0:2 (4:6, 0:6) | details | 17.04.1999 |
| Quarter-finals | Asagoe S./Obata S. | Barclay C./Guse K. | 0:2 (1:6, 3:6) | details | 15.04.1999 |
| 1/8-finals | Hotta T./Kim E. | Barclay C./Guse K. | 0:2 (2:6, 3:6) | details | 12.04.1999 |
Japan: Tokyo - Doubles - Main |
| 1/8-finals | Hingis M./Novotna J. | Barclay C./Guse K. | 2:0 (6:3, 6:3) | details | 01.02.1999 |
Australia: Australian Open - Doubles - Main |
| 1/32-finals | Williams S./Williams V. | Barclay C./Guse K. | 2:0 (6:4, 6:1) | details | 18.01.1999 |
Australia: Gold Coast - Doubles - Main |
| 1/8-finals | Barclay C./Guse K. | Appelmans S./Schnyder P. | 0:2 (3:6, 1:6) | details | 04.01.1999 |
USA: US Open - Doubles - Main |
| 1/16-finals | Barclay C./Guse K. | Fernandez M. J./Sanchez-Vicario A. | 0:2 (3:6, 1:6) | details | 04.09.1998 |
| 1/32-finals | Barclay C./Guse K. | McNeil L./Po K. | 2:1 (3:6, 6:4, 6:3) | details | 02.09.1998 |
USA: Los Angeles - Doubles - Main |
| Quarter-finals | Hingis M./Zvereva N. | Barclay C./Guse K. | WO. | details | 12.08.1998 |
| 1/8-finals | Osterloh L./Washington M. | Barclay C./Guse K. | 1:2 (4:6, 7:6, 4:6) | details | 10.08.1998 |
United Kingdom: Wimbledon - Doubles - Main |
| Quarter-finals | Barclay C./Guse K. | Davenport L./Zvereva N. | 0:2 (4:6, 2:6) | details | 30.06.1998 |
| 1/8-finals | Adams K./Bollegraf M. | Barclay C./Guse K. | 0:2 (3:6, 4:6) | details | 27.06.1998 |
| 1/16-finals | Kunce K./Morariu C. | Barclay C./Guse K. | 1:2 (2:6, 6:4, 3:6) | details | 26.06.1998 |
| 1/32-finals | Cacic S./Pierce M. | Barclay C./Guse K. | 1:2 (7:66, 3:6, 3:6) | details | 24.06.1998 |
United Kingdom: Birmingham - Doubles - Main |
| Quarter-finals | Barclay C./Guse K. | Boogert K./Oremans M. | 0:2 (2:6, 6:7) | details | 12.06.1998 |
France: French Open - Doubles - Main |
| 1/8-finals | Barclay C./Guse K. | Sanchez-Vicario A./Sukova H. | 1:2 (7:6, 3:6, 12:14) | details | 02.06.1998 |
| 1/16-finals | Barclay C./Guse K. | Halard-Decugis J./Testud S. | 2:0 (6:1, 6:3) | details | 31.05.1998 |
| 1/32-finals | Barclay C./Guse K. | Feber N./Krivencheva S. | 2:0 (6:2, 6:1) | details | 29.05.1998 |
Germany: Berlin - Doubles - Main |
| 1/8-finals | Barclay C./Guse K. | Likhovtseva E./Sugiyama A. | 0:2 (1:6, 2:6) | details | 13.05.1998 |
| 1/16-finals | Cristea C./Pleming L. | Barclay C./Guse K. | 0:2 (3:6, 2:6) | details | 11.05.1998 |
USA: Miami - Doubles - Main |
| Quarter-finals | Barclay C./Guse K. | Halard-Decugis J./McQuillan R. | 1:2 (6:3, 2:6, 2:6) | details | 23.03.1998 |
| 1/8-finals | Schnyder P./Schultz-McCarthy B. | Barclay C./Guse K. | 0:2 (3:6, 4:6) | details | 20.03.1998 |
| 1/16-finals | Callens E./Hy-Boulais P. | Barclay C./Guse K. | 1:2 (5:7, 7:6, 6:7) | details | 18.03.1998 |
USA: Indian Wells - Doubles - Main |
| 1/8-finals | Barclay C./Guse K. | Basuki Y./Vis C. | 1:2 (6:3, 2:6, 4:6) | details | 11.03.1998 |
| 1/16-finals | Barclay C./Guse K. | Labat F./Park S. | 2:1 (5:7, 7:5, 6:4) | details | 09.03.1998 |
USA: Oklahoma City - Doubles - Main |
| 1/8-finals | Cristea C./Kunce K. | Barclay C./Guse K. | 2:0 (7:5, 6:1) | details | 23.02.1998 |
Australia: Australian Open - Doubles - Main |
| 1/32-finals | Huber A./Rittner B. | Barclay C./Guse K. | 2:1 (6:1, 4:6, 6:3) | details | 13.01.1997 |
Australia: Hope Island - Doubles - Main |
| 1/8-finals | Tarabini P./Vis C. | Barclay C./Guse K. | 2:0 (6:2, 6:4) | details | 30.12.1996 |
USA: US Open - Doubles - Main |
| 1/16-finals | Barclay C./Guse K. | Dechaume-Balleret A./Testud S. | 0:2 (5:7, 1:6) | details | 30.08.1996 |
| 1/32-finals | Grossman-Wunderlich A./Reece S. | Barclay C./Guse K. | 0:2 (3:6, 4:6) | details | 28.08.1996 |
Japan: Tokyo 4 - Doubles - Main |
| 1/8-finals | Huber L./Monami D. | Barclay C./Guse K. | 2:1 (2:6, 6:4, 7:5) | details | 20.09.1994 |