Stadium: Court 1 Round: 25 Ground: Clay
| ITF M25 Oberentfelden | 2019/02/07 19:50 | Simon, Tobias v Ehrat, Sandro | 7-6,3-6,6-7 |
| ITF M15 Anif | 2020/08/29 09:25 | Lucas Miedler v Ehrat, Sandro | 6-3,6-3 |
| ITF M15 Anif | 2020/08/28 10:00 | Alexander Shevchenko v Ehrat, Sandro | 3-6,2-6 |
| ITF M15 Anif | 2020/08/27 11:35 | Lucas Gerch v Ehrat, Sandro | 6-7,5-7 |
| ITF M15 Anif | 2020/08/25 07:50 | Nicholas David Ionel v Ehrat, Sandro | 7-6,2-6,4-6 |
| Coupe Davis | 2020/03/06 20:00 | Juan Pablo Varillas v Ehrat, Sandro | 7-6,7-6 |
| Palm Coast, Singles M-ITF-USA-05A | 2020/02/04 18:40 | Alex Rybakov v Ehrat, Sandro | 7-6,7-6 |
| Newport Beach, USA | 2020/01/27 18:00 | Ehrat, Sandro v Sebastian Korda | 3-6,6-4,2-6 |
| ITF M25 Rancho Santa Fe | 2020/01/18 18:00 | Geoffrey Blancaneaux v Ehrat, Sandro | 6-3,6-4 |
| ITF M15 Anif | 2020/08/26 13:20 | Simon, Tobias v Alexander Shevchenko | 3-6,1-6 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2020/08/20 12:55 | Simon, Tobias v Igor Sijsling | 5-7,4-6 |
| Vogau, Singles Qualifying M-ITF-AUT-04A | 2020/08/19 08:00 | Francisco Cerundolo v Simon, Tobias | 3-6,6-7 |
| German Premier League | 2020/07/29 14:55 | Kohlschreiber, Philipp v Simon, Tobias | 6-4,6-2 |
| German Premier League | 2020/07/28 11:50 | Simon, Tobias v Fomba, Luc | 7-6,6-2 |
| German Premier League | 2020/07/27 13:00 | Simon, Tobias v Alexey Vatutin | 6-7,6-3,2-6 |
| DTB German Pro Series | 2020/06/11 09:30 | Max Hans Rehberg v Simon, Tobias | 3-6,7-6,6-3 |
| DTB German Pro Series | 2020/06/10 14:35 | Yannick Hanfmann v Simon, Tobias | 6-3,6-2 |