| German Championship | 2021/12/08 11:00 | Marko Topo v Michel Dornbusch | 6-3,2-6,6-6 |
| ITF M15 - Monastir | 2021/11/24 09:50 | Marko Topo v Maxime Dubouch | 6-3,2-6,6-4 |
| Challenger - Banja Luka | 2021/09/10 16:00 | Marko Topo v Tomas Martin Etcheverry | 3-6,6-7 |
| Challenger - Banja Luka | 2021/09/09 11:55 | Marko Topo v Vitaliy Sachko | 6-1,3-6,7-6 |
| Challenger - Banja Luka | 2021/09/07 14:30 | Danilo Petrovic v Marko Topo | 6-4,6-7,2-6 |
| ITF M15 - Allershausen | 2021/09/01 14:35 | Marko Topo v Tim Handel | 5-7,5-7 |
| ITF M15 - Bad Waltersdorf | 2021/08/26 07:00 | Marko Topo v Gabriel Decamps | 4-6,5-7 |
| ITF M15 - Bad Waltersdorf | 2021/08/24 07:00 | Dominik Boehler v Marko Topo | 7-6,6-7,4-6 |
| German Championship | 2021/12/07 15:00 | Edison Ambarzumjan v Lucas Hellfritsch | 7-6,6-4 |
| German Championship | 2021/12/06 10:30 | Michael Feucht v Edison Ambarzumjan | 3-6,4-5 |
| UTR Pro Tennis Series - Amsterdam | 2021/11/07 09:00 | Edison Ambarzumjan v Teun Rozenberg | 1-6,2-5 |
| UTR Pro Tennis Series - Amsterdam | 2021/11/06 09:00 | Lawrence Bataljin v Edison Ambarzumjan | 3-6,6-2,1-6 |
| UTR Pro Tennis Series - Amsterdam | 2021/11/05 09:00 | Edison Ambarzumjan v Rik Muller | 2-6,6-2,0-5 |
| UTR Pro Tennis Series - Amsterdam | 2021/11/04 10:30 | Edison Ambarzumjan v Deney Wassermann | 4-6,4-6 |
| UTR Pro Tennis Series - Amsterdam | 2021/11/03 13:30 | Ivan Denisov v Edison Ambarzumjan | 6-2,6-3 |
| UTR Pro Tennis Series - Amsterdam | 2021/11/02 10:30 | Michiel de Krom v Edison Ambarzumjan | 6-1,6-1 |