Stadium: Court 1 Round: 27 Ground: Carpet indoor
| ITF M15 Forbach | 2023/09/28 13:00 | Volodymyr Iakubenko v Daniel De Jonge | 7-5,6-4 |
| ITF M15 Forbach | 2023/09/26 16:00 | Max Hans Rehberg v Volodymyr Iakubenko | 3-6,6-3,1-6 |
| ITF M15 Forbach | 2023/09/28 16:00 | Boris Fassbender v Tom Gentzsch | 6-7,6-7 |
| ITF M15 Forbach | 2023/09/27 08:00 | Niklas Schell v Tom Gentzsch | 6-7,6-7 |
| ITF M15 Buschhausen | 2023/09/14 11:45 | Marc Majdandzic v Tom Gentzsch | 3-6,6-4,6-4 |
| ITF M15 Buschhausen | 2023/09/13 14:45 | Jakob Schnaitter v Tom Gentzsch | 4-6,6-4,3-6 |
| Koszalin, Singles Qualifying M-ITF-POL-02A | 2023/09/08 15:00 | Dominik Kellovsky v Tom Gentzsch | 6-2,5-7,6-4 |
| Koszalin, Singles Qualifying M-ITF-POL-02A | 2023/09/07 16:00 | Oskar Grzegorzewski v Tom Gentzsch | 3-6,5-7 |
| Koszalin, Singles Qualifying M-ITF-POL-02A | 2023/09/06 14:05 | Maciej Matuszczyk v Tom Gentzsch | 5-7,7-5,2-6 |
| ITF M15 Allershausen | 2023/09/01 10:00 | Tom Gentzsch v Christoph Negritu | 2-6,6-7 |