Stadium: Court 3 Round: 27 Ground: Clay
| ITF M15 Telavi | 2023/10/25 07:45 | Dominik Kellovsky v Giannicola Misasi | 4-6,6-3,4-6 |
| ITF M25 Telavi | 2023/10/18 10:40 | Dominik Kellovsky v Aleksandre Metreveli | 6-7,6-4,4-6 |
| ITF M15 Bad Waltersdorf | 2023/10/04 09:40 | David Fix v Dominik Kellovsky | 6-4,2-6,6-3 |
| 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 |
| Challenger Hamburg | 2023/10/17 08:00 | Lucas Gerch v Antoine Bellier | 3-6,6-7 |
| Challenger Hamburg | 2023/10/16 12:45 | Lucas Gerch v Hady Habib | 6-2,6-4 |
| Challenger Hamburg | 2023/10/15 16:05 | Lucas Gerch v Mirza Basic | 7-6,5-7,6-4 |
| Challenger Malaga | 2023/10/08 09:35 | Frederico Ferreira Silva v Lucas Gerch | 6-1,6-4 |
| Challenger Szczecin | 2023/09/14 15:40 | Federico Coria v Lucas Gerch | 3-6,6-4,6-3 |
| Challenger Szczecin | 2023/09/12 18:10 | Lucas Gerch v Andrew Paulson | 7-6,4-6,6-4 |
| Challenger Szczecin | 2023/09/11 09:30 | Lucas Gerch v Miljan Zekic | 6-4,6-4 |
| ITF M25 Oldenzaal | 2023/09/03 13:10 | Oliver Crawford v Lucas Gerch | 5-7,0-6 |