Stadium: M1 Round: 26 Ground: Clay
| ATP Hamburg MD | 2021/07/11 15:15 | Gonzales/Johnson v Giannessi/Taberner | 6-3,5-7,8-10 |
| ATP Hamburg MD | 2021/07/10 15:15 | Vance/Whiting v Giannessi/Taberner | 6-7,6-2,6-10 |
| ATP Umag MD | 2019/07/17 20:30 | Altmaier/Molleker v Sancic/Serdarusic | 5-7,3-6 |
| Challenger Heilbronn MD | 2019/05/16 16:00 | Krawietz/Mies v Altmaier/Molleker | 6-2,6-4 |
| Challenger Heilbronn MD | 2019/05/15 16:30 | Altmaier/Molleker v Istomin/Polansky | 7-6,4-6,10-8 |