Stadion: Court 4 Round: 54 Ground: Hardcourt indoor
| ITF - M15 - Morelia | 2023/10/17 18:30 | Marcel Hornung v Johan A Rodriguez Rodriguez | 3-6,0-6 |
| ITF - M25 - Zapopan | 2023/10/09 16:00 | Marcel Hornung v Rodolfo Jauregui Sainz De Rozas | 4-6,2-6 |
| ITF - M15 - Buschhausen | 2023/09/11 08:00 | Marcel Hornung v Alen Moritz Hodzic | 1-6,2-6 |
| ITF - M25 - Oldenzaal | 2023/08/28 16:20 | Marcel Hornung v Leon Formella | 2-6,3-6 |
| ITF - M25 - Oldenzaal | 2023/08/27 09:30 | Marcel Hornung v Arthur Van Der Kooij | 6-4,6-4 |
| ITF - M15 - Eupen | 2023/08/07 10:00 | Jiri Cizek v Marcel Hornung | 6-3,6-4 |
| ITF - M25 - Oldenzaal | 2022/08/21 16:30 | Marcel Hornung v Tom Clavel | 0-6,4-6 |
| ITF - M25 - Oldenzaal | 2022/08/21 12:00 | Marcel Hornung v Ole Bredschneijder | 3-6,6-3,17-15 |
| German Championship | 2023/12/07 13:00 | Kai Lemstra v Edison Ambarzumjan | 6-3,6-1 |
| German Championship | 2023/12/06 13:00 | Edison Ambarzumjan v Vincent Dullinger | 3-6,7-6,7-5 |
| ITF - M15 - Catania | 2023/11/28 11:00 | Alessandro Ingarao v Edison Ambarzumjan | 6-3,6-2 |
| ITF - M15 - Catania | 2023/11/27 09:00 | Edison Ambarzumjan v Noah Perfetti | 6-0,6-1 |
| UTR Pro - Nîmes | 2023/10/29 07:00 | Jean Karim Olivier De Sardan v Edison Ambarzumjan | 4-6,0-6 |
| UTR Pro - Nîmes | 2023/10/28 07:30 | Hugo Cardinaud v Edison Ambarzumjan | 4-6,6-7 |
| UTR Pro - Nîmes | 2023/10/27 08:14 | Edison Ambarzumjan v Mathis Epee | 1-6,6-7 |
| UTR Pro - Nîmes | 2023/10/25 10:30 | Edison Ambarzumjan v Thibault Verdier | 6-2,6-4 |