Spain: Valencia - Doubles - Main |
| 1/8-finals | Arthurs W./Ondruska M. | Antonitsch A./Nijssen T. | 2:0 (7:5, 6:1) | details | 02.10.1995 |
Italy: Palermo - Doubles - Main |
| 1/8-finals | Antonitsch A./Nijssen T. | Arrese J./Arthurs W. | 0:2 (6:7, 1:6) | details | 25.09.1995 |
Romania: Bucharest - Doubles - Main |
| 1/8-finals | Antonitsch A./Nijssen T. | Pimek L./Talbot B. | 0:2 (3:6, 3:6) | details | 11.09.1995 |
USA: US Open - Doubles - Main |
| 1/16-finals | Antonitsch A./Nijssen T. | Fitzgerald J./Jarryd A. | 0:2 (3:6, 2:6) | details | 01.09.1995 |
| 1/32-finals | Antonitsch A./Nijssen T. | Paes L./Pereira N. | 2:0 (6:1, 6:2) | details | 30.08.1995 |
Austria: Kitzbuhel - Doubles - Main |
| Quarter-finals | Nargiso D./Pescosolido S. | Antonitsch A./Nijssen T. | 2:1 (6:3, 5:7, 7:5) | details | 04.08.1995 |
| 1/8-finals | Dickinson B./Wilson G. | Antonitsch A./Nijssen T. | 0:2 (5:7, 4:6) | details | 02.08.1995 |
Australia: Australian Open - Doubles - Main |
| 1/32-finals | Antonitsch A./Nijssen T. | Woodbridge T./Woodforde M. | 0:2 (2:6, 2:6) | details | 14.01.1991 |
New Zealand: Wellington - Doubles - Main |
| 1/8-finals | Antonitsch A./Nijssen T. | Beckman C./Cannon S. | 1:2 (1:6, 7:6, 6:7) | details | 31.12.1990 |
Hong Kong: Hong Kong - Doubles - Main |
| Semi-finals | Curren K./Rive J. | Antonitsch A./Nijssen T. | 2:1 (6:4, 5:7, 6:0) | details | 28.04.1990 |
| Quarter-finals | Antonitsch A./Nijssen T. | Kuhnen P./Nelson T. | 2:1 (6:3, 3:6, 6:2) | details | 25.04.1990 |
| 1/8-finals | Antonitsch A./Nijssen T. | Chamberlin P./Goldie D. | 2:1 (6:7, 6:2, 6:2) | details | 23.04.1990 |
South Korea: Seoul - Doubles - Main |
| Semi-finals | Antonitsch A./Nijssen T. | Stoltenberg J./Woodbridge T. | 1:2 (1:6, 6:3, 6:7) | details | 21.04.1990 |
| Quarter-finals | Canter J./Derlin B. | Antonitsch A./Nijssen T. | 1:2 (6:4, 6:7, 4:6) | details | 18.04.1990 |
| 1/8-finals | Bae N./Kim B. | Antonitsch A./Nijssen T. | 0:2 (2:6, 6:7) | details | 16.04.1990 |
Canada: Toronto 2 - Doubles - Main |
| 1/8-finals | Antonitsch A./Nijssen T. | Broad N./Curren K. | 0:2 (4:6, 4:6) | details | 14.02.1990 |
| 1/16-finals | Cannon S./Van Emburgh G. | Antonitsch A./Nijssen T. | 0:2 (3:6, 4:6) | details | 12.02.1990 |