Germany: Luedenscheid - Doubles - Main |
| 1/8-finals | Hermans M./Smits G. | Brown D./King E. | 0:2 (63:7, 62:7) | details | 29.06.2022 |
Croatia: Zagreb - Doubles - Main |
| 1/8-finals | Hermans M./Smits G. | Pavlasek A./Zelenay I. | 1:2 (3:6, 7:5, 6:10) | details | 11.05.2022 |
France: Pau - Doubles - Main |
| 1/8-finals | Drzewiecki K./Zuk K. | Hermans M./Smits G. | 2:0 (6:4, 6:4) | details | 23.02.2022 |
Portugal: Maia 2 - Doubles - Main |
| 1/8-finals | Hermans M./Smits G. | Doumbia S./Reboul F. | 0:2 (3:6, 5:7) | details | 15.12.2021 |
Italy: Napoli 2 - Doubles - Main |
| 1/8-finals | Hermans M./Smits G. | Clarke J./Kadhe A. | 0:2 (3:6, 66:7) | details | 13.10.2021 |
France: Rennes - Doubles - Main |
| Quarter-finals | Hermans M./Smits G. | Stevens B./van Rijthoven T. | 0:2 (3:6, 2:6) | details | 16.09.2021 |
| 1/8-finals | Hermans M./Smits G. | Chandrasekar A./Pozzi D. | 2:0 (6:1, 6:3) | details | 15.09.2021 |
Italy: Todi - Doubles - Main |
| Quarter-finals | Vervoort M./Zeballos F. | Hermans M./Smits G. | 2:1 (5:7, 7:5, 10:8) | details | 15.07.2021 |
| 1/8-finals | Hermans M./Smits G. | Pucinelli de Almeida M./Sakamoto P. | 2:0 (7:65, 7:5) | details | 14.07.2021 |
Netherlands: M25 Alkmaar - Doubles - Main |
| Quarter-finals | Hermans M./Smits G. | De Jong J./Jong A. M. | 0:2 (64:7, 1:6) | details | 24.06.2021 |
| 1/8-finals | Hermans M./Smits G. | De Krom M./Den Heijer G. | 2:1 (68:7, 6:3, 10:5) | details | 22.06.2021 |
Germany: M15 Troisdorf - Doubles - Main |
| Semi-finals | Galarza J. I./Paz J. P. | Hermans M./Smits G. | 2:1 (6:3, 3:6, 10:4) | details | 14.05.2021 |
| Quarter-finals | Bertola R./Lipovsek Puches T. | Hermans M./Smits G. | 0:2 (63:7, 4:6) | details | 13.05.2021 |
| 1/8-finals | Torski O./Wiskandt M. | Hermans M./Smits G. | 0:2 (2:6, 65:7) | details | 11.05.2021 |
France: M15 Forbach - Doubles - Main |
| Quarter-finals | Hermans M./Smits G. | Hartmeier P./Lemstra K. | 1:2 (69:7, 6:1, 6:10) | details | 30.09.2020 |
| 1/8-finals | Hermans M./Smits G. | Fassbender B./Schott H. | 2:1 (7:62, 5:7, 10:8) | details | 29.09.2020 |