 Austria: M15 Telfs - Doubles - Main |
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| Final | Ramskogler G./Wehnelt K. | Horak O./Pecak S. | 2:0 (7:5, 6:4) | details | 12.07.2025 |
| Semi-finals | Horak O./Pecak S. | Ihlenfeld N./Novak D. | 2:0 (6:4, 6:2) | details | 11.07.2025 |
| Quarter-finals | Aregger L./Waldner N. | Horak O./Pecak S. | 1:2 (4:6, 7:63, 5:10) | details | 10.07.2025 |
| 1/8-finals | Horak O./Pecak S. | Borrelli L./Oradini G. | 2:0 (7:5, 6:3) | details | 10.07.2025 |
 Czech Republic: M25 Ceska Lipa - Doubles - Main |
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| Quarter-finals | Orlov V./Romano F. | Horak O./Pecak S. | 2:0 (7:5, 7:5) | details | 12.06.2025 |
| 1/8-finals | Horak O./Pecak S. | Blazka D./Pereira J. | 2:0 (6:3, 6:3) | details | 10.06.2025 |
 Hungary: M15 Nyiregyhaza - Doubles - Main |
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| 1/8-finals | Horak O./Pecak S. | Bosio G./Matsuda K. | CAN. | details | 11.06.2024 |
| Austria: M25 Kramsach - Doubles - Main |
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| Quarter-finals | Heller P./Wehnelt K. | Horak O./Pecak S. | 2:1 (6:3, 4:6, 10:3) | details | 28.07.2023 |
| 1/8-finals | Horak O./Pecak S. | Barton H./Lusovsky M. | 2:1 (3:6, 6:3, 12:10) | details | 25.07.2023 |
 Slovakia: M25 Poprad - Doubles - Main |
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| Semi-finals | Horak O./Pecak S. | Orlov V./Paty D. | 0:2 (1:6, 3:6) | details | 23.06.2023 |
| Quarter-finals | Horak O./Pecak S. | Karol M./Pokorny L. | 2:1 (5:7, 6:4, 10:7) | details | 22.06.2023 |
| 1/8-finals | Horak O./Pecak S. | Mashtakov N./Pieczkowski O. | 2:0 (6:4, 6:2) | details | 20.06.2023 |
| Czech Republic: M15 Opava - Doubles - Main |
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| 1/8-finals | Horak O./Pecak S. | Mikula M./Wojcik Y. | 0:2 (5:7, 2:6) | details | 17.11.2021 |
