Stadium: Court 5 Round: 25 Ground: Clay
| ITF M15 Bad Waltersdorf | 2023/10/02 08:00 | David Fix v Maurus Malgiaritta | 6-1,6-0 |
| ITF M15 Bad Waltersdorf | 2023/10/01 09:00 | David Fix v Jaka Protic Zakelj | 7-6,6-4 |
| ITF M15 Buschhausen | 2023/09/12 11:40 | Niels Visker v David Fix | 6-1,6-3 |
| ITF M15 Haren | 2023/09/07 10:50 | David Fix v Sander Jong | 4-6,1-6 |
| ITF M15 Haren | 2023/09/05 11:00 | David Fix v Andrea Gola | 6-3,6-4 |
| ITF M15 Allershausen | 2023/08/30 10:00 | Tom Gentzsch v David Fix | 6-2,6-4 |
| Challenger Augsburg | 2023/08/20 11:25 | Tristan Lamasine v David Fix | 7-6,6-4 |
| ITF M15 Überlingen | 2023/08/19 12:00 | Max Hans Rehberg v David Fix | 6-2,6-3 |
| ITF M15 Arad | 2023/09/26 10:25 | Bogdan Pavel v Dominik Kellovsky | 6-4,6-4 |
| ITF M15 Koszalin | 2023/09/10 10:00 | Lewie Lane v Dominik Kellovsky | 6-3,6-3 |
| ITF M15 Koszalin | 2023/09/09 11:00 | Marcel Zielinski v Dominik Kellovsky | 3-6,3-6 |
| ITF M15 Koszalin | 2023/09/08 15:00 | Dominik Kellovsky v Tom Gentzsch | 6-2,5-7,6-4 |
| ITF M15 Koszalin | 2023/09/07 10:00 | Dominik Kellovsky v Tim Ruehl | 6-1,3-6,6-3 |
| ITF M15 Koszalin | 2023/09/06 14:15 | Dominik Kellovsky v Piotr Siekanowicz | 6-4,7-5 |
| ITF M15 Viin | 2023/09/02 11:00 | Milos Karol v Dominik Kellovsky | 6-2,6-3 |
| ITF M15 Viin | 2023/09/01 09:45 | Luka Mikrut v Dominik Kellovsky | 4-6,0-6 |