 Poland: M15 Wroclaw - Doubles - Main |
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| 1/8-finals | Pawelski M./Siekanowicz P. | Fellin P. O./Gola A. | CAN. | details | 26.06.2024 |
| Poland: M15 Grodzisk Mazowiecki - Doubles - Main |
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| Quarter-finals | Orlov V./Paty D. | Kosinski F./Siekanowicz P. | 2:0 (6:2, 6:1) | details | 06.06.2024 |
| 1/8-finals | Januchowski J./Lewandowski W. | Kosinski F./Siekanowicz P. | 0:2 (4:6, 4:6) | details | 04.06.2024 |
 Greece: M15 Heraklion 4 - Doubles - Main |
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| 1/8-finals | Kusiewicz P./Siekanowicz P. | Glavas C./Schinas S. | 1:2 (7:65, 3:6, 7:10) | details | 24.10.2023 |
| Greece: M15 Heraklion 3 - Doubles - Main |
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| 1/8-finals | Kielan S./Prihodko O. | Kusiewicz P./Siekanowicz P. | 2:0 (6:4, 7:5) | details | 18.10.2023 |
| Poland: M15 Koszalin - Doubles - Main |
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| Quarter-finals | Lis M./Siekanowicz P. | Rajski M./Wojcik Y. | 0:2 (4:6, 64:7) | details | 07.09.2023 |
| 1/8-finals | Lis M./Siekanowicz P. | Backman J./Bladelius H. | 2:1 (3:6, 7:5, 10:8) | details | 05.09.2023 |
