Stadium: TVM Court (3) Round: 25 Ground: Hardcourt outdoor
| ATP - Mníchov | 2021/04/24 10:25 | Ricardas Berankis v Max Hans Rehberg | 1-6,6-3,6-4 |
| ITF - M25 Meerbusch | 2021/04/13 15:55 | Max Hans Rehberg v Michael Vrbensky | 6-7,6-4,1-6 |
| Majstrovstvá Nemecka | 2020/12/08 16:40 | Max Hans Rehberg v Jordi Walder | 6-7,4-5 |
| Challenger - Eckental | 2020/11/04 10:20 | Evgeny Donskoy v Max Hans Rehberg | 3-6,6-3,7-6 |
| Challenger - Ismaning | 2020/10/20 14:00 | Lukas Lacko v Max Hans Rehberg | 5-7,7-6,6-1 |
| DTB German Pro Series | 2020/06/26 12:00 | Max Hans Rehberg v Johannes Haerteis | 3-6,2-6 |
| DTB German Pro Series | 2020/06/25 12:00 | Cedrik-Marcel Stebe v Max Hans Rehberg | 6-1,6-3 |
| DTB German Pro Series | 2020/06/24 14:10 | Johannes Haerteis v Max Hans Rehberg | 3-6,2-6 |
| ITF - M15 - Antalya | 2021/05/06 08:50 | Lucas Gerch v Sandro Ehrat | 4-6,2-6 |
| ITF - M15 - Antalya | 2021/05/05 12:25 | Gerald Melzer v Lucas Gerch | 6-7,6-4,4-6 |
| ITF - M25 Meerbusch | 2021/04/13 15:05 | Lucas Gerch v Sandro Ehrat | 3-6,4-6 |
| Challenger - Marbella | 2021/03/28 10:00 | Lucas Gerch v Timofey Skatov | 5-7,5-7 |
| ITF - M25 Vale Do Lobo | 2021/03/10 15:00 | Pedro Araujo v Lucas Gerch | 2-6,6-1,6-4 |
| ITF - M25 Faro | 2021/03/03 09:30 | Dan Added v Lucas Gerch | 6-3,6-3 |
| ITF - M25 Vale Do Lobo | 2021/02/25 10:30 | Lucas Gerch v Antoine Escoffier | 3-6,1-6 |
| ITF - M25 Vale Do Lobo | 2021/02/24 15:05 | Lucas Gerch v Quentin Robert | 6-2,2-6,6-2 |