Select tournament type
| 1/16-finals | Nishiwaki K. | Funk A. | 2:1 (6:4, 3:6, 6:3) | details | 24.12.2025 | ||
| 1/8-finals | Vandermeersch C. | Funk A. | 2:0 (6:1, 6:2) | details | 18.12.2025 | ||
| 1/16-finals | Funk A. | Vaitiekunas P. | 2:0 (6:3, 6:2) | details | 17.12.2025 | ||
| 1/16-finals | Funk A. | Djosic N. | 0:0 RET. (2:5) | details | 10.09.2025 | ||
| 1/16-finals | Funk A. | Kucera J. | 0:2 (2:6, 3:6) | details | 26.08.2025 | ||
| Quarter-finals | Papagno S./Virgili Berini F. | Djonov C./Funk A. | 2:0 (6:2, 6:2) | details | 25.12.2025 | ||
| 1/8-finals | El Natour M./Kouame M. Y. H. | Djonov C./Funk A. | 1:2 (62:7, 6:4, 6:10) | details | 23.12.2025 | ||
| 1/8-finals | Castle M./Pikkaart J. | Djonov C./Funk A. | CAN. | details | 23.12.2025 | ||
| 1/8-finals | Ockernahl J./Ockernahl L. | Eichenseher D./Funk A. | WO. | details | 26.08.2025 | ||
| 1/8-finals | Funk A./Maute J. | Johann L./Mueller C. | CAN. | details | 06.08.2025 | ||