Stadium: Court Central Round: 62 Ground: Hardcourt outdoor
| ITF M25 Nevers | 2023/10/05 08:50 | Mark Wallner v Marvin Moeller | 4-6,6-3,3-6 |
| ITF M25 Nevers | 2023/10/03 11:15 | Lucas Bouquet v Mark Wallner | 2-6,2-6 |
| ITF M25 Nevers | 2023/10/02 08:55 | Mark Wallner v Hugo Pierre | 6-4,6-4 |
| ITF M25 Nevers | 2023/10/01 08:00 | Mark Wallner v Raphael Vaksmann | 6-2,6-4 |
| ITF M15 Forbach | 2023/09/26 08:45 | Mark Wallner v Hazem Naw | 3-6,5-7 |
| ITF M15 Forbach | 2023/09/25 08:00 | Hugo Pierre v Mark Wallner | 7-6,4-6,11-13 |
| ITF M15 Forbach | 2023/09/24 09:05 | Hugo Soares v Mark Wallner | 5-7,2-6 |
| ITF M25 Plaisir | 2023/09/11 14:50 | Mark Wallner v Yanis Ghazouani Durand | 2-6,5-7 |