Stadium: Court 10 Round: 25 Ground: Hardcourt outdoor
| Challenger Parma | 2023/06/18 12:00 | Andrea Arnaboldi v Sebastian Fanselow | 6-2,6-4 |
| Challenger Heilbronn | 2023/06/06 12:10 | Sebastian Fanselow v Rudolf Molleker | 4-6,7-6,1-6 |
| Challenger Heilbronn | 2023/06/05 10:30 | Sebastian Fanselow v Vladyslav Orlov | 6-3,3-6,6-3 |
| Challenger Heilbronn | 2023/06/04 15:25 | Daniel Dutra Da Silva v Sebastian Fanselow | 4-6,6-7 |
| ITF M25 Jablonec Nad Nisou | 2023/06/03 09:00 | Sebastian Fanselow v Tim Handel | 4-6,2-6 |
| ITF M25 Jablonec Nad Nisou | 2023/06/02 09:00 | Khumoyun Sultanov v Sebastian Fanselow | 5-7,5-7 |
| ITF M25 Jablonec Nad Nisou | 2023/06/01 07:55 | Sebastian Fanselow v Michael Vrbensky | 6-3,4-6,6-3 |
| ITF M25 Jablonec Nad Nisou | 2023/05/31 11:30 | Sebastian Fanselow v Dominik Recek | 6-0,6-3 |
| ITF M25 Mungia | 2023/06/19 07:30 | Kuzey Cekirge v Kane Bonsach Ganley | 3-6,6-2,7-10 |
| ITF M25 Mungia | 2023/06/18 09:30 | Kuzey Cekirge v Marc Saura Moragrega | 7-6,6-2 |
| ITF M25 La Nucia | 2023/06/01 09:25 | Stefanos Sakellaridis v Kuzey Cekirge | 6-7,6-2,6-3 |
| ITF M25 La Nucia | 2023/05/31 09:40 | Kuzey Cekirge v Carles Hernandez | 0-6,2-6 |
| ITF M25 La Nucia | 2023/05/30 09:00 | Kuzey Cekirge v Cian Maguire | 6-0,6-2 |
| ITF M25 Sanxenxo | 2023/04/27 10:50 | Kuzey Cekirge v Carlos Sanchez Jover | 7-6,4-6,2-6 |
| ITF M25 Sanxenxo | 2023/04/26 11:20 | Kuzey Cekirge v Toprak Avcibasi | 6-2,4-6,6-2 |
| ITF M25 Reus | 2023/04/04 09:35 | Ignasi De Rueda De Genover v Kuzey Cekirge | 7-5,6-2 |