Germany: M15 Allershausen - Doubles - Main |
| Final | Homberg M./Papa C. | Reinhard B. J./Sickenberger T. | 2:0 (6:2, 6:4) | dettagli | 30.08.2025 |
| Semi-finals | Reinhard B. J./Sickenberger T. | Oetzbach A./Schifris J. | 2:0 (7:5, 6:2) | dettagli | 28.08.2025 |
| Quarter-finals | Reinhard B. J./Sickenberger T. | Ockernahl J./Ockernahl L. | 2:0 (6:3, 6:1) | dettagli | 27.08.2025 |
| 1/8-finals | Ebner V. B./Petrov P. | Reinhard B. J./Sickenberger T. | 1:2 (6:3, 5:7, 5:10) | dettagli | 26.08.2025 |
Germany: M25 Ueberlingen - Doubles - Main |
| 1/8-finals | Kellovsky D./Pecak S. | Mietusch L./Sickenberger T. | 2:0 (7:62, 6:4) | dettagli | 21.08.2025 |
Germany: M15 Trier - Doubles - Main |
| 1/8-finals | Sickenberger T./Voljavec A. | Hsu J./Sakellaridis D. | 0:2 (1:6, 2:6) | dettagli | 13.08.2025 |
Germany: M15 Uslar - Doubles - Main |
| 1/8-finals | Mietusch L./Sickenberger T. | Oetzbach A./Paroulek T. | 1:2 (3:6, 6:3, 3:10) | dettagli | 15.07.2025 |
Germany: M25+H Kassel - Doubles - Main |
| Quarter-finals | Nesterov P./Ovcharenko O. | Reinhard B. J./Sickenberger T. | 2:0 (6:4, 6:2) | dettagli | 10.07.2025 |
| 1/8-finals | Reinhard B. J./Sickenberger T. | Fomin S./Golubev D. | 2:0 (7:5, 6:2) | dettagli | 08.07.2025 |
Germany: M25 Marburg - Doubles - Main |
| Quarter-finals | Egbring M./Sickenberger T. | Nesterov P./Vanshelboim E. | 0:2 (4:6, 3:6) | dettagli | 03.07.2025 |
| 1/8-finals | Egbring M./Sickenberger T. | Ebner V. B./Wulf S. | 2:0 (6:1, 6:0) | dettagli | 02.07.2025 |
Germany: M15 Oberhaching - Doubles - Main |
| 1/8-finals | Sickenberger T./Sisic F. | Hrazdil J./Poljak D. | 0:1 RET. (3:6) | dettagli | 11.02.2025 |
Australia: Australian Open - Doubles - Main |
| Quarter-finals | Milic O./Pleshivtsev E. | Miguel L. A./Sickenberger T. | 2:1 (2:6, 7:62, 10:2) | dettagli | 22.01.2025 |
| 1/8-finals | Basile P./Vasami J. | Miguel L. A./Sickenberger T. | 0:2 (64:7, 65:7) | dettagli | 21.01.2025 |
| 1/16-finals | Miguel L. A./Sickenberger T. | Paldanius O./Wazny A. | 2:0 (7:63, 6:3) | dettagli | 20.01.2025 |
United Kingdom: Wimbledon - Doubles - Main |
| 1/16-finals | Kohlmann E./Sickenberger T. | Derepasko T./Omarkhanov A. | 1:2 (7:65, 4:6, 8:10) | dettagli | 10.07.2024 |
Australia: Australian Open - Doubles - Main |
| 1/16-finals | Cina F./Sakamoto R. | Engel J./Sickenberger T. | 2:0 (6:3, 6:2) | dettagli | 22.01.2024 |
Germany: M25+H Kassel - Doubles - Main |
| 1/8-finals | Dellien Velasco M. A./Latinovic S. | Schoenhaus M./Sickenberger T. | 2:0 (6:3, 6:3) | dettagli | 11.07.2023 |
Germany: M25 Marburg - Doubles - Main |
| 1/8-finals | Opitz J./Zeuch T. | Egbring M./Sickenberger T. | 2:0 (6:4, 6:1) | dettagli | 05.07.2023 |