Stadion: Court 2 Round: 54 Ground: Carpet indoor
| German Championship | 2020/12/09 15:30 | Johann Lars v Kai Wehnelt | 3-6,1-6 |
| German Championship | 2020/12/08 09:36 | Christian Hansen v Johann Lars | 3-6,3-6 |
| ITF - M15 - Forbach | 2020/09/28 07:00 | Johann Lars v Alexis Canter | 5-7,2-6 |
| ITF - M25 - Nussloch | 2020/01/19 09:00 | Johann Lars v Robin Lang | 0-6,2-6 |
| ITF - M15 - Sarreguemines | 2019/11/17 14:55 | Johann Lars v Alessandro Dragoni | 4-6,2-6 |
| ITF - M15 - Antalya | 2019/10/16 08:00 | Johann Lars v Milan Welte | 2-6,0-6 |
| ITF - M15 - Antalya | 2019/10/15 07:00 | Johann Lars v Bulut Ozcelik | 6-1,6-4 |
| ITF - M15 - Antalya | 2019/10/14 07:00 | Patric Prinoth v Johann Lars | 6-4,6-7,6-10 |