Stadium: Court 4 Round: 62 Ground: Clay
| ITF M15 Antalya | 2023/04/16 07:00 | Marlon Vankan v Gustavo Tedesco | 7-5,6-1 |
| ITF M15 Antalya | 2023/04/11 06:30 | Louroi Martinez v Marlon Vankan | 6-4,6-4 |
| ITF M15 Antalya | 2023/04/09 06:30 | Kiyan Santino Kasemi v Marlon Vankan | 0-6,1-6 |
| ITF M15 Antalya | 2023/04/03 12:30 | Marlon Vankan v Zekai Li | 1-6,2-6 |
| ITF M15 Antalya | 2023/04/02 07:00 | Marlon Vankan v Hugo Ouzilou | 6-4,6-0 |
| ITF M15 Heraklion | 2023/03/19 07:00 | Marlon Vankan v Ofer Hacohen | 3-6,1-6 |
| ITF M15 Heraklion | 2023/03/16 07:45 | Marlon Vankan v Sidane Pontjodikromo | 2-6,6-4,4-6 |
| ITF M15 Heraklion | 2023/03/14 07:00 | Marlon Vankan v Richard Zusman | 5-7,6-3,6-4 |
| ITF M15 Antalya | 2023/04/16 07:00 | Ruben Hartig v Pavel Gula | 6-1,6-3 |
| ITF M15 Antalya | 2023/04/09 06:30 | Ruben Hartig v Atakan Karahan | 1-6,6-3,6-10 |
| ITF M15 Antalya | 2023/04/03 11:10 | Ruben Hartig v Yuquan Jin | 3-6,2-6 |
| ITF M15 Antalya | 2023/04/02 07:00 | Elio Jose Ribeiro Lago v Ruben Hartig | 6-2,4-6,3-10 |
| ITF M15 Monastir | 2023/02/26 08:00 | Ruben Hartig v Hikaru Shiraishi | 0-6,3-6 |
| ITF M15 Monastir | 2023/02/20 10:25 | Simon Freund v Ruben Hartig | 6-4,6-4 |
| ITF M15 Monastir | 2023/01/23 08:00 | Lukas Palovic v Ruben Hartig | 6-2,6-3 |
| ITF M15 Monastir | 2023/01/16 14:10 | Vladislav Ivanov v Ruben Hartig | 6-3,6-3 |