Select tournament type
| 1/16-finals | Gruenig G. | Shimanov O. | 1:2 (6:3, 2:6, 64:7) | details | 26.11.2025 | ||
| 1/16-finals | Gruenig G. | Schiessl J. E. | 0:2 (3:6, 0:6) | details | 05.11.2025 | ||
| 1/8-finals | Rodriguez Taverna S. | Gruenig G. | 2:0 (6:3, 6:4) | details | 31.10.2025 | ||
| 1/16-finals | Gruenig G. | Leston T. J. | 2:0 (6:4, 6:2) | details | 28.10.2025 | ||
| 1/8-finals | Chepelev A. | Gruenig G. | 2:0 (6:2, 6:1) | details | 08.10.2025 | ||
| 1/16-finals | Gandolfi G. | Gruenig G. | 1:2 (6:2, 2:6, 65:7) | details | 07.10.2025 | ||
| 1/16-finals | Gruenig G. | Stepanov T. | CAN. | details | 26.08.2025 | ||
| 1/16-finals | Nikles J. | Gruenig G. | 2:0 (6:1, 6:4) | details | 20.08.2025 | ||
| 1/16-finals | Milushev A. | Gruenig G. | 2:0 (6:1, 7:64) | details | 28.05.2025 | ||
| 1/8-finals | Gruenig G. | Kudriashov I. | 0:2 (3:6, 3:6) | details | 22.05.2025 | ||
| 1/16-finals | Kesharwani M. | Gruenig G. | 0:2 (62:7, 4:6) | details | 21.05.2025 | ||
| 1/16-finals | Gruenig G. | De Alba R. | 0:2 (4:6, 3:6) | details | 07.05.2025 | ||
| Quarter-finals | Gruenig G. | Parker S. | 1:2 (6:1, 1:6, 4:6) | details | 28.03.2025 | ||
| 1/8-finals | Smith K. | Gruenig G. | WO. | details | 27.03.2025 | ||
| 1/16-finals | Gruenig G. | Khoeblal E. | 2:0 (6:2, 6:4) | details | 26.03.2025 | ||
| 1/16-finals | Gruenig G. | Walch A. | 0:2 (4:6, 4:6) | details | 05.03.2025 | ||
| Semi-finals | Gruenig G. | Prado Angelo J. C. | 1:2 (7:5, 4:6, 4:6) | details | 23.02.2025 | ||
| Quarter-finals | Gruenig G. | Sharipov M. | 1:2 (61:7, 6:4, 4:6) | details | 16.08.2024 | ||
| 1/8-finals | Gruenig G. | Casanova A. | 2:1 (5:7, 6:2, 6:1) | details | 15.08.2024 | ||
| 1/16-finals | Vanshelboim E. | Gruenig G. | 0:2 (0:6, 1:6) | details | 14.08.2024 | ||
| 1/16-finals | Wenger D. | Gruenig G. | 2:1 (3:6, 7:61, 6:2) | details | 26.06.2024 | ||
| 1/16-finals | Gruenig G. | Speziali F. | 0:2 (3:6, 3:6) | details | 21.06.2022 | ||
| 1/16-finals | Gruenig G. | Bax F. | 0:2 (1:6, 2:6) | details | 31.08.2021 | ||
| Huesler M. | Gruenig G. | 2:0 (6:1, 6:3) | details | 05.07.2020 | |||
| Margaroli L. | Gruenig G. | 1:2 (6:4, 3:6, 2:6) | details | 03.07.2020 | |||
| Baltensperger R. | Gruenig G. | 2:0 (6:4, 6:2) | details | 01.07.2020 | |||