Stadium: Brenda Meyers Court Round: 19 Ground: Hardcourt indoor
| 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 M15 Warmbad-Villach | 2023/05/25 07:25 | Sebastian Fanselow v Philip Florig | 6-2,3-6,6-7 |
| Davis Cup | 2023/02/04 16:30 | Darian King v Colin Sinclair | 7-6,6-3 |
| Davis Cup | 2023/02/03 15:00 | Darian King v Clement Mainguy | 6-4,6-0 |
| ITF M25 Wesley Chapel | 2023/01/25 17:05 | Darian King v Thomas Brown | 5-7,5-7 |
| ITF M15 Ithaca | 2023/01/22 19:55 | Radu Mihai Papoe v Darian King | 1-6,6-4,6-2 |
| ITF M15 Ithaca | 2023/01/21 19:50 | Mac Kiger v Darian King | 1-6,3-6 |
| ITF M15 Ithaca | 2023/01/20 18:45 | Darian King v Strong Kirchheimer | 6-2,6-7,6-4 |
| ITF M15 Ithaca | 2023/01/19 17:30 | Nathan Ponwith v Darian King | 6-4,2-6,4-6 |
| ITF M15 Ithaca | 2023/01/18 16:00 | Ishaan Ravichander v Darian King | 2-6,7-5,1-6 |