World: Tour Championships - New York - Doubles - Main |
| Final | Arendt N./Bollegraf M. | Hingis M./Kournikova A. | 0:2 (2:6, 3:6) | details | 18.11.2000 |
| Semi-finals | Callens E./Monami D. | Arendt N./Bollegraf M. | 0:2 (5:7, 4:6) | details | 16.11.2000 |
| Quarter-finals | Ruano Pascual V./Suarez P. | Arendt N./Bollegraf M. | 0:2 (4:6, 2:6) | details | 14.11.2000 |
Germany: Leipzig - Doubles - Main |
| Semi-finals | Arendt N./Bollegraf M. | Sanchez-Vicario A./Sidot A. | 1:2 (5:7, 6:4, 5:7) | details | 03.11.2000 |
| Quarter-finals | Martincova E./Melicharova E. | Arendt N./Bollegraf M. | 0:1 RET. (3:6, 1:4) | details | 01.11.2000 |
| 1/8-finals | Appelmans S./Husarova J. | Arendt N./Bollegraf M. | 0:2 (2:6, 3:6) | details | 30.10.2000 |
Russia: Moscow - Doubles - Main |
| 1/8-finals | Arendt N./Bollegraf M. | Montalvo L./Serna M. | 0:2 (3:6, 63:7) | details | 23.10.2000 |
Austria: Linz - Doubles - Main |
| Semi-finals | Arendt N./Bollegraf M. | Mauresmo A./Rubin C. | 0:2 (5:7, 4:6) | details | 20.10.2000 |
| Quarter-finals | Boogert K./Oremans M. | Arendt N./Bollegraf M. | 0:2 (1:6, 3:6) | details | 18.10.2000 |
| 1/8-finals | Kremer A./Nagyova H. | Arendt N./Bollegraf M. | 0:2 (1:6, 0:6) | details | 16.10.2000 |
Switzerland: Zürich - Doubles - Main |
| 1/8-finals | Arendt N./Bollegraf M. | Black C./Likhovtseva E. | 1:2 (4:6, 7:5, 4:6) | details | 09.10.2000 |
Germany: Filderstadt - Doubles - Main |
| 1/8-finals | Hingis M./Kournikova A. | Arendt N./Bollegraf M. | 2:0 (6:3, 6:2) | details | 02.10.2000 |
USA: US Open - Doubles - Main |
| 1/32-finals | Garbin T./Husarova J. | Arendt N./Bollegraf M. | 2:0 (6:4, 7:5) | details | 30.08.2000 |
Canada: Montreal - Doubles - Main |
| 1/16-finals | Arendt N./Bollegraf M. | Davenport L./Kournikova A. | 1:2 (3:6, 6:3, 2:6) | details | 14.08.2000 |
USA: Los Angeles - Doubles - Main |
| Semi-finals | Arendt N./Bollegraf M. | Callens E./Monami D. | 0:2 (60:7, 0:6) | details | 12.08.2000 |
| Quarter-finals | Raymond L./Stubbs R. | Arendt N./Bollegraf M. | 0:2 (4:6, 4:6) | details | 10.08.2000 |
| 1/8-finals | Arendt N./Bollegraf M. | Dechy N./Petrova N. | 2:0 (7:61, 6:4) | details | 07.08.2000 |
USA: San Diego - Doubles - Main |
| 1/8-finals | Arendt N./Bollegraf M. | Coetzer A./McNeil L. | 1:2 (5:7, 6:3, 5:7) | details | 31.07.2000 |
United Kingdom: Wimbledon - Mixed Doubles - Main |
| Quarter-finals | De Jager J./Bollegraf M. | Lapentti N./Schett B. | 0:2 (4:6, 5:7) | details | 04.07.2000 |
| 1/8-finals | De Jager J./Bollegraf M. | Adams D./de Swardt M. | 2:1 (3:6, 7:65, 6:4) | details | 01.07.2000 |
United Kingdom: Wimbledon - Doubles - Main |
| 1/16-finals | Callens E./Monami D. | Arendt N./Bollegraf M. | 2:0 (6:4, 6:1) | details | 30.06.2000 |
United Kingdom: Wimbledon - Mixed Doubles - Main |
| 1/16-finals | De Jager J./Bollegraf M. | Bowen D./Hiraki R. | 2:0 (6:1, 6:2) | details | 28.06.2000 |
United Kingdom: Wimbledon - Doubles - Main |
| 1/32-finals | Hopkins J./Rampre P. | Arendt N./Bollegraf M. | 1:2 (7:5, 1:6, 2:6) | details | 28.06.2000 |
United Kingdom: Wimbledon - Mixed Doubles - Main |
| 1/32-finals | De Jager J./Bollegraf M. | Arnold-Ker L./Kostanic T. J. | 2:0 (6:2, 6:3) | details | 26.06.2000 |
United Kingdom: Eastbourne - Doubles - Main |
| Semi-finals | Sugiyama A./Tauziat N. | Arendt N./Bollegraf M. | 2:0 (7:62, 6:2) | details | 23.06.2000 |
| Quarter-finals | Frazier A./Schlukebir K. | Arendt N./Bollegraf M. | 0:2 (2:6, 5:7) | details | 21.06.2000 |
| 1/8-finals | Arendt N./Bollegraf M. | Davenport L./Morariu C. | 2:1 (6:4, 4:6, 6:1) | details | 19.06.2000 |
France: French Open - Doubles - Main |
| 1/8-finals | Cocheteux A./Dechy N. | Arendt N./Bollegraf M. | 2:0 (6:1, 6:4) | details | 03.06.2000 |
France: French Open - Mixed Doubles - Main |
| 1/16-finals | Leach R./Bollegraf M. | Aspelin S./De Villiers E. | 0:2 (4:6, 4:6) | details | 01.06.2000 |
France: French Open - Doubles - Main |
| 1/16-finals | Black C./Selyutina I. | Arendt N./Bollegraf M. | 1:2 (3:6, 7:61, 8:10) | details | 31.05.2000 |
| 1/32-finals | Mauresmo A./Vis C. | Arendt N./Bollegraf M. | 0:2 (2:6, 3:6) | details | 29.05.2000 |
Italy: Rome - Doubles - Main |
| 1/16-finals | Arendt N./Bollegraf M. | Huber A./Seles M. | 1:2 (4:6, 6:3, 3:6) | details | 15.05.2000 |
Germany: Berlin - Doubles - Main |
| Semi-finals | Coetzer A./Morariu C. | Arendt N./Bollegraf M. | 2:0 (7:5, 6:1) | details | 13.05.2000 |
| Quarter-finals | Arendt N./Bollegraf M. | Fusai A./Tauziat N. | 2:0 (7:66, 7:64) | details | 11.05.2000 |
| 1/8-finals | Arendt N./Bollegraf M. | Krizan T./Srebotnik K. | 2:0 (6:1, 6:2) | details | 09.05.2000 |
Germany: Hamburg - Doubles - Main |
| Final | Kournikova A./Zvereva N. | Arendt N./Bollegraf M. | 2:1 (65:7, 6:2, 6:4) | details | 07.05.2000 |
| Semi-finals | Arendt N./Bollegraf M. | Courtois L./Sanchez-Vicario A. | 2:1 (6:2, 4:6, 7:64) | details | 06.05.2000 |
Germany: Berlin - Doubles - Main |
| 1/16-finals | Rubin C./Testud S. | Arendt N./Bollegraf M. | 1:2 (3:6, 7:5, 62:7) | details | 06.05.2000 |
Germany: Hamburg - Doubles - Main |
| Quarter-finals | Bes E./Riera G. | Arendt N./Bollegraf M. | 0:2 (2:6, 4:6) | details | 03.05.2000 |
| 1/8-finals | Arendt N./Bollegraf M. | Montalvo L./Tarabini P. | 2:0 (6:4, 6:1) | details | 01.05.2000 |
USA: Miami - Doubles - Main |
| Final | Halard-Decugis J./Sugiyama A. | Arendt N./Bollegraf M. | 2:1 (4:6, 7:5, 6:4) | details | 02.04.2000 |
| Semi-finals | Huber L./Montalvo L. | Arendt N./Bollegraf M. | 0:2 (65:7, 2:6) | details | 01.04.2000 |
| Quarter-finals | Arendt N./Bollegraf M. | Likhovtseva E./Morariu C. | 2:1 (2:6, 6:3, 6:3) | details | 30.03.2000 |
| 1/8-finals | Farina Elia S./Habsudova K. | Arendt N./Bollegraf M. | 0:2 (2:6, 2:6) | details | 27.03.2000 |
| 1/16-finals | Arendt N./Bollegraf M. | Krizan T./Srebotnik K. | 2:1 (27:6, 7:63, 6:1) | details | 24.03.2000 |
Switzerland: Zürich - Doubles - Main |
| 1/8-finals | Tauziat N./Zvereva N. | Bollegraf M./Monami D. | 2:0 (7:69, 6:4) | details | 11.10.1999 |
Germany: Filderstadt - Doubles - Main |
| 1/8-finals | Davenport L./Hingis M. | Bollegraf M./Tarabini P. | 2:0 (7:5, 6:1) | details | 04.10.1999 |
USA: US Open - Doubles - Main |
| Quarter-finals | Pierce M./Schett B. | Arendt N./Bollegraf M. | 0:0 RET. (5:2) | details | 07.09.1999 |
| 1/8-finals | Arendt N./Bollegraf M. | Fusai A./Tauziat N. | 2:1 (6:2, 6:7, 6:3) | details | 05.09.1999 |