Austria: Kitzbuhel - Doubles - Main |
| Quarter-finals | Barnard M./Messori F. | Kitinov A./Vizner P. | 2:0 (6:4, 6:3) | details | 29.07.1998 |
| 1/8-finals | Alonso J./Dosedel S. | Kitinov A./Vizner P. | 0:2 (4:6, 6:7) | details | 28.07.1998 |
United Kingdom: Wimbledon - Doubles - Main |
| 1/16-finals | Kulti N./MacPherson D. | Kitinov A./Vizner P. | 2:0 (7:68, 6:1) | details | 26.06.1998 |
| 1/32-finals | Adams D./Dosedel S. | Kitinov A./Vizner P. | 1:2 (4:6, 6:3, 3:6) | details | 24.06.1998 |
Netherlands: Hertogenbosch - Doubles - Main |
| Quarter-finals | Raoux G./Siemerink J. | Kitinov A./Vizner P. | 2:1 (62:7, 6:4, 7:64) | details | 17.06.1998 |
| 1/8-finals | Kitinov A./Vizner P. | Tarango J./Wibier F. | 2:0 (6:4, 7:6) | details | 15.06.1998 |
Germany: Halle - Doubles - Main |
| 1/8-finals | Kitinov A./Vizner P. | Grabb J./MacPherson D. | 1:2 (7:5, 4:6, 2:6) | details | 08.06.1998 |
Monaco: Monte Carlo - Doubles - Main |
| 1/8-finals | Kronemann T./MacPherson D. | Kitinov A./Vizner P. | 2:0 (7:6, 6:1) | details | 21.04.1998 |
| 1/16-finals | Kitinov A./Vizner P. | Damm M./Grabb J. | 2:0 (7:6, 6:3) | details | 20.04.1998 |
Denmark: Copenhagen - Doubles - Main |
| 1/8-finals | Kitinov A./Vizner P. | Arthurs W./Kilderry P. | 1:2 (3:6, 6:3, 3:6) | details | 09.03.1998 |
Netherlands: Rotterdam - Doubles - Main |
| Quarter-finals | Eltingh J./Haarhuis P. | Kitinov A./Vizner P. | 2:0 (6:3, 6:3) | details | 04.03.1998 |
| 1/8-finals | Steven B./Siemerink J. | Kitinov A./Vizner P. | 0:2 (6:7, 6:7) | details | 02.03.1998 |
Italy: London - Doubles - Main |
| Quarter-finals | Kitinov A./Vizner P. | Damm M./Grabb J. | 0:2 (3:6, 5:7) | details | 25.02.1998 |
| 1/8-finals | Albano P./Nyborg P. | Kitinov A./Vizner P. | 1:2 (6:1, 6:7, 6:7) | details | 23.02.1998 |
Belgium: Antwerp 2 - Doubles - Main |
| Quarter-finals | Damm M./Grabb J. | Kitinov A./Vizner P. | 2:0 (6:3, 7:5) | details | 18.02.1998 |
| 1/8-finals | Kitinov A./Vizner P. | Albano P./Nyborg P. | 2:0 (6:3, 7:5) | details | 16.02.1998 |
United Arab Emirates: Dubai - Doubles - Main |
| Quarter-finals | Galbraith P./Steven B. | Kitinov A./Vizner P. | 2:0 (6:3, 6:4) | details | 11.02.1998 |
| 1/8-finals | Apell J./Bjorkman J. | Kitinov A./Vizner P. | 0:2 (5:7, 6:7) | details | 09.02.1998 |