 Egypt: W15 Sharm ElSheikh 7 - Doubles - Main |
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| 1/8-finals | Ezzat Y./Zawadzka J. | Rusova A./Siedliska N. | 2:0 (6:4, 6:1) | details | 29.03.2022 |
 Mexico: W15 Cancun - Doubles - Main |
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| Quarter-finals | Behulova B./Kuzmova K. | Hinojosa Gomez J./Siedliska N. | 2:0 (6:2, 6:3) | details | 22.01.2022 |
 USA: W25 Vero Beach, FL - Doubles - Main |
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| 1/8-finals | Jebawy J./Siedliska N. | Rogers A. S./Rosca C. | 0:2 (5:7, 3:6) | details | 12.01.2022 |
 Turkey: W15 Antalya 31 - Doubles - Main |
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| Quarter-finals | Back D./Tian F. | Curovic T./Siedliska N. | 2:0 (6:4, 6:2) | details | 11.11.2021 |
| 1/8-finals | Barry M./Lavrichenko D. | Curovic T./Siedliska N. | 0:2 (1:6, 2:6) | details | 10.11.2021 |
| Turkey: W15 Antalya 30 - Doubles - Main |
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| Semi-finals | Curovic T./Siedliska N. | Back D./Tian F. | 0:2 (3:6, 65:7) | details | 05.11.2021 |
| Quarter-finals | Curovic T./Siedliska N. | Turkmen D./Uyar M. A. | 2:0 (6:4, 6:1) | details | 05.11.2021 |
| 1/8-finals | Curovic T./Siedliska N. | Eraydin B./Zaparyniuk A. | 2:0 (6:3, 6:3) | details | 03.11.2021 |
| Turkey: W15 Antalya 27 - Doubles - Main |
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| Semi-finals | Drahota Szabo D./Toth A. K. | Lavino I./Siedliska N. | 2:0 (6:2, 6:4) | details | 15.10.2021 |
| Quarter-finals | Lavino I./Siedliska N. | Ersoz V./Uyar M. A. | 2:0 (7:65, 6:1) | details | 14.10.2021 |
| 1/8-finals | Lavino I./Siedliska N. | Faoro M. L./Vartak A. | 2:0 (6:0, 6:0) | details | 12.10.2021 |
 Belgium: W15 Wanfercee-Baulet - Doubles - Main |
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| Semi-finals | Brugnone F./Wargnier L. | Hering K./Siedliska N. | 2:1 (6:3, 4:6, 10:6) | details | 27.08.2021 |
| Quarter-finals | Bonardi B./Zehnder M. J. | Hering K./Siedliska N. | 0:2 (1:6, 4:6) | details | 26.08.2021 |
| 1/8-finals | De Mooij E./Wijkamp C. | Hering K./Siedliska N. | 0:2 (1:6, 4:6) | details | 25.08.2021 |
 Germany: W15 Erwitte - Doubles - Main |
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| Final | Kuhl C./Wirges A. | Hering K./Siedliska N. | 0:2 (1:6, 5:7) | details | 21.08.2021 |
| Semi-finals | Rivkin N./Semenistaja D. | Hering K./Siedliska N. | 0:2 (4:6, 4:6) | details | 20.08.2021 |
| Quarter-finals | Ambrosio S./Gettwart F. | Hering K./Siedliska N. | 0:2 (1:6, 2:6) | details | 19.08.2021 |
| 1/8-finals | Arcidiacono F./Lavino I. | Hering K./Siedliska N. | 0:2 (2:6, 2:6) | details | 17.08.2021 |
| Belgium: W15 Knokke - Doubles - Main |
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| Semi-finals | Hering K./Siedliska N. | Dartron E./Rouvroy M. | 1:2 (62:7, 6:2, 9:11) | details | 30.07.2021 |
| Quarter-finals | Boehner L./Sandberg V. | Hering K./Siedliska N. | 0:2 (3:6, 5:7) | details | 29.07.2021 |
 Italy: W15 L'aquila - Doubles - Main |
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| Final | Curovic T./Siedliska N. | Bayerlova M./Seibold E. | 2:0 (6:2, 6:3) | details | 26.06.2021 |
| Semi-finals | Curovic T./Siedliska N. | Catini C./Gaggini V. | 2:0 (6:2, 6:3) | details | 25.06.2021 |
