 Poland: M15 Koszalin - Doubles - Main |
|---|
| Semi-finals | Rajski M./Wojcik Y. | Hartenstein J. P./Pavlenko P. | 2:1 (1:6, 7:5, 10:6) | details | 08.09.2023 |
| Quarter-finals | Hartenstein J. P./Pavlenko P. | Sakellaridis D./Sakellaridis M. | 2:0 (6:3, 6:3) | details | 07.09.2023 |
| 1/8-finals | Kielan S./Kosinski F. | Hartenstein J. P./Pavlenko P. | 0:2 (3:6, 3:6) | details | 05.09.2023 |
| Poland: M15 Szczawno - Doubles - Main |
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| Quarter-finals | Hartenstein J. P./Pavlenko P. | Michalik R./Nad P. | 1:2 (2:6, 6:4, 6:10) | details | 31.08.2023 |
| 1/8-finals | Nicod J./Zahraj P. | Hartenstein J. P./Pavlenko P. | 1:2 (5:7, 6:4, 6:10) | details | 30.08.2023 |
 Germany: M25 Marburg - Doubles - Main |
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| Quarter-finals | Hartenstein J. P./Pavlenko P. | Recek D./Siniakov D. | 1:2 (6:2, 5:7, 3:10) | details | 06.07.2023 |
| 1/8-finals | Gentzsch T./Mousley B. | Hartenstein J. P./Pavlenko P. | 0:2 (0:6, 63:7) | details | 05.07.2023 |
 Denmark: M25 Risskov/Aarhus - Doubles - Main |
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| 1/8-finals | Hartenstein J. P./Pavlenko P. | Holmgren A./Sigsgaard C. | 0:2 (3:6, 63:7) | details | 13.06.2023 |
 Netherlands: M15 Haren - Doubles - Main |
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| 1/8-finals | Khoeblal E./Van Baal A. J. W. | Hartenstein J. P./Pavlenko P. | 2:0 (6:2, 7:66) | details | 30.08.2022 |
