| UTR Pro Tennis Series Mulheim | 2021/10/14 13:00 | Edison Ambarzumjan v Tim Sandkaulen | 3-6,0-5 |
| UTR Pro Tennis Series Mulheim | 2021/10/13 10:00 | Edison Ambarzumjan v Yurii Dzhavakian | 3-6,4-6 |
| UTR Pro Tennis Series Mulheim | 2021/10/12 08:30 | Edison Ambarzumjan v Constantin Schmitz | 2-6,2-5 |
| UTR Pro Tennis Series Mulheim | 2021/10/11 07:00 | Edison Ambarzumjan v Jing L Weng | 1-6,1-6 |
| UTR Pro Tennis Series Mulheim | 2021/09/25 07:00 | Pablo Carretero v Edison Ambarzumjan | 6-4,6-2 |
| UTR Pro Tennis Series Mulheim | 2021/09/24 08:00 | Edison Ambarzumjan v Artem Podorozhnyi | 1-6,3-5 |
| UTR Pro Tennis Series Mulheim | 2021/09/22 12:30 | Edison Ambarzumjan v Jurriaan Bol | 6-4,2-6,2-6 |
| UTR Pro Tennis Series Mulheim | 2021/09/21 08:00 | Edison Ambarzumjan v Christos Keisidis | 6-2,4-6,5-1 |
| ITF M15 Marburg | 2019/07/08 09:00 | Valentin Guenther v Jannis Kahlke | 6-4,6-2 |
| ITF M15 Marburg | 2019/07/08 07:00 | Jan Soeren Hain v Jannis Kahlke | 6-7,4-6 |
| ITF M15 Kaarst | 2019/02/04 08:30 | Daniel De Jonge v Jannis Kahlke | 7-5,6-4 |
| ITF M15 Sharm El Sheikh | 2019/01/21 09:30 | Kacper Zuk v Jannis Kahlke | 7-5,6-0 |
| ITF Egypt F28 | 2018/11/22 09:15 | Jannis Kahlke v Mohamed Aziz Dougaz | 2-6,6-7 |
| ITF Egypt F28 | 2018/11/21 13:10 | Jannis Kahlke v Jan Vehovec | 6-0,6-0 |
| ITF Egypt F28 | 2018/11/19 08:00 | Tom Pisane v Jannis Kahlke | 3-6,4-6 |
| ITF Egypt F28 | 2018/11/18 08:00 | Jannis Kahlke v Dzianis Zharyn | 7-6,6-3 |