Stadium: Court 2 Round: 26 Ground: Clay
| ITF M25 Prague | 2021/10/05 09:15 | Antonin Bolardt v Max Hans Rehberg | 1-6,6-4,4-6 |
| ITF M15 Forbach | 2021/09/30 08:00 | Max Hans Rehberg v Hazem Naw | 6-2,1-6,4-6 |
| ITF M15 Forbach | 2021/09/28 13:00 | Max Hans Rehberg v Martin Breysach | 6-2,6-0 |
| ITF M15 Troisdorf | 2021/05/11 11:45 | Max Hans Rehberg v Lucas Gerch | 0-6,6-4,0-6 |
| ATP Munich | 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 |
| German Championship | 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 |
| ITF M25 Prague | 2021/10/06 09:30 | Luke Johnson v Artem Dubrivnyy | 6-7,6-4,6-2 |
| ITF M15 Forbach | 2021/10/03 12:30 | Luke Johnson v Dan Added | 4-6,6-7 |
| ITF M15 Forbach | 2021/10/02 14:10 | Arnaud Bovy v Luke Johnson | 6-7,1-6 |
| ITF M15 Forbach | 2021/10/01 10:00 | Boris Fassbender v Luke Johnson | 3-6,5-7 |
| ITF M15 Forbach | 2021/09/30 12:15 | Maxence Beauge v Luke Johnson | 3-6,0-6 |
| ITF M15 Forbach | 2021/09/29 12:20 | Oscar Moraing v Luke Johnson | 3-6,2-6 |
| UK Pro League | 2021/09/19 13:00 | Ewan Moore v Luke Johnson | 4-6,3-6 |
| UK Pro League | 2021/09/18 12:30 | Liam Hignett v Luke Johnson | 0-6,6-7 |