Estádio: Court 3 Round: 25 Ground: Clay
| Challenger - Liberec | 2023/07/30 14:40 | Michael Vrbensky v Dominik Kellovsky | 6-1,6-2 |
| ITF - M15 Metzingen | 2023/07/27 15:00 | Nicola Kuhn v Dominik Kellovsky | 6-3,6-2 |
| ITF - M15 Metzingen | 2023/07/26 14:35 | Dominik Kellovsky v Florian Broska | 3-6,6-4,6-3 |
| ITF - M15 Celje | 2023/06/28 15:50 | Enrico Dalla Valle v Dominik Kellovsky | 6-4,6-1 |
| ITF - M15 Štore | 2023/06/25 07:55 | Alvaro G Meza v Dominik Kellovsky | 6-4,6-0 |
| ITF - M15 Štore | 2023/06/24 09:15 | Alexander Klintcharov v Dominik Kellovsky | 2-6,6-7 |
| ITF - M15 Štore | 2023/06/23 07:00 | Luca Wiedenmann v Dominik Kellovsky | 6-3,5-7,5-7 |
| ITF - M15 Štore | 2023/06/22 09:30 | Dominik Kellovsky v Sebastian Dominko | 3-6,6-3,6-3 |
| ITF - M15 Frankfurt am Main | 2023/08/10 15:00 | Yannik Kelm v Florian Broska | 4-6,6-4,2-6 |
| ITF - M15 Frankfurt am Main | 2023/08/09 12:00 | Taym Alazmeh v Yannik Kelm | 6-7,6-3,1-6 |
| ITF - M15 Metzingen | 2023/07/27 11:00 | Stefan Popovic v Yannik Kelm | 6-4,4-6,6-2 |
| ITF - M15 Metzingen | 2023/07/26 11:00 | Leopold Zima v Yannik Kelm | 5-7,6-2,1-6 |
| ITF - M15 Monastir | 2023/07/12 10:25 | Yassine Smiej v Yannik Kelm | 6-4,7-5 |
| ITF - M25 Marburgo | 2023/07/04 16:40 | Timo Stodder v Yannik Kelm | 6-2,6-4 |
| ITF - M15 Kamen | 2023/06/29 13:00 | Yannik Kelm v Niels Visker | 6-2,4-6,4-6 |
| ITF - M15 Kamen | 2023/06/28 13:00 | Yannik Kelm v Dominik Boehler | 6-3,6-3 |