 United Kingdom: M25 Nottingham - Doubles - Main |
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| 1/8-finals | Bass F./Tyler J. | Pawelski M./Pieczkowski O. | 2:1 (4:6, 6:1, 10:5) | details | 23.04.2024 |
 Tunisia: M15 Monastir 15 - Doubles - Main |
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| 1/8-finals | Nortey I./Pieczkowski O. | Pokorny L./Wiskandt M. | 0:2 (4:6, 4:6) | details | 09.04.2024 |
 Slovakia: M25 Trnava - Doubles - Main |
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| Quarter-finals | Oberleitner N./Paul J. | Kielan S./Pieczkowski O. | 2:0 (6:3, 6:2) | details | 28.03.2024 |
| 1/8-finals | Kielan S./Pieczkowski O. | Jakubovic X./Medved J. | 2:1 (6:4, 3:6, 10:8) | details | 26.03.2024 |
 Egypt: M15 Sharm ElSheikh 8 - Doubles - Main |
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| Semi-finals | Pawelski M./Pieczkowski O. | Beloborodko I./Dzhavakian Y. | WO. | details | 22.03.2024 |
| Quarter-finals | Elsayed A./van Wyk K. | Pawelski M./Pieczkowski O. | WO. | details | 21.03.2024 |
| 1/8-finals | Desousa J./Pel S. | Pawelski M./Pieczkowski O. | 0:2 (4:6, 4:6) | details | 19.03.2024 |
 Qatar: M25 Doha - Doubles - Main |
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| 1/8-finals | Imamura M./Tajima N. | Pieczkowski O./Sultanov K. | 2:0 (7:5, 6:4) | details | 15.01.2024 |
| Qatar: M15 Doha - Doubles - Main |
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| 1/8-finals | Imamura M./Tajima N. | Pieczkowski O./Sultanov K. | 2:0 (6:2, 7:62) | details | 09.01.2024 |
| Tunisia: M15 Monastir 43 - Doubles - Main |
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| Final | Hamza Reguig S./Vandermeersch C. | Pieczkowski O./Wiskandt M. | 2:1 (6:4, 3:6, 10:8) | details | 28.10.2023 |
| Semi-finals | Pieczkowski O./Wiskandt M. | Kikuchi Y./Salle F. | 2:0 (6:2, 6:4) | details | 27.10.2023 |
| Quarter-finals | Perfetti N./Valle F. | Pieczkowski O./Wiskandt M. | 0:2 (2:6, 2:6) | details | 26.10.2023 |
India: New Delhi - Singles - Qualification
Cyprus: M15 Limassol 2 - Singles - Main
Canada: Drummondville - Singles - Main