 Tunisia: M15 Monastir 15 - Doubles - Main |
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| Quarter-finals | Guenther V./Steiner M. | Oradini G./Soriano Barrera A. | 0:2 (3:6, 4:6) | dettagli | 21.04.2022 |
| 1/8-finals | Guenther V./Steiner M. | Dragomirov D./Dragomirov M. | 2:0 (6:3, 6:0) | dettagli | 19.04.2022 |
 Greece: M15 Heraklion 2 - Doubles - Main |
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| Final | Erler A./Pichler D. | Guenther V./Wehnelt K. | 2:1 (3:6, 6:4, 10:4) | dettagli | 22.02.2020 |
| Semi-finals | Celebic L./Saveljic I. | Guenther V./Wehnelt K. | 1:2 (6:2, 4:6, 2:10) | dettagli | 21.02.2020 |
| Quarter-finals | Khomentovskiy M./Skorilas A. | Guenther V./Wehnelt K. | 1:2 (5:7, 6:3, 8:10) | dettagli | 20.02.2020 |
| 1/8-finals | Hubner E./Shevchenko A. | Guenther V./Wehnelt K. | 0:2 (0:6, 2:6) | dettagli | 18.02.2020 |
| Greece: M15 Heraklion - Doubles - Main |
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| Quarter-finals | Guenther V./Trinker J. | Angele J. F./Musialek A. | 0:2 (1:6, 4:6) | dettagli | 13.02.2020 |
| 1/8-finals | Guenther V./Trinker J. | Cizelj-Zivkovic S./Markovic G. | 2:0 (6:3, 7:5) | dettagli | 11.02.2020 |
 Spain: M15 Manacor (Mallorca) - Doubles - Main |
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| Quarter-finals | Guenther V./Rosenkranz M. | Bothwell P./Gray J. | 0:2 (4:6, 64:7) | dettagli | 09.01.2020 |
| 1/8-finals | Guenther V./Rosenkranz M. | Marrero D./Mulye D. | 2:0 (6:1, 6:4) | dettagli | 08.01.2020 |
Italy: Santa Margherita Di Pula 9 - Singles - Main