Stadium: Court 6 Round: 25 Ground: Hardcourt indoor
| ITF M15 Alkmaar | 2023/06/30 14:30 | Alec Deckers v Luke Simkiss | 6-7,6-4,4-6 |
| Challenger Ortisei | 2023/10/22 15:30 | Alec Deckers v Stefano D'Agostino | 6-4,4-6,6-7 |
| ITF M25 Rodez | 2023/10/12 16:15 | Daniil Glinka v Alec Deckers | 7-6,1-6,6-3 |
| ITF M25 Rodez | 2023/10/11 15:20 | Alec Deckers v Mats Rosenkranz | 7-5,7-6 |
| ITF M25 Nevers | 2023/10/07 12:50 | Alec Deckers v Marvin Moeller | 4-6,7-6,4-6 |
| ITF M25 Nevers | 2023/10/06 14:50 | Alec Deckers v Nikolay Vylegzhanin | 1-6,7-5,7-5 |
| ITF M25 Nevers | 2023/10/05 11:20 | Alec Deckers v Antoine Ghibaudo | 7-6,7-6 |
| ITF M25 Nevers | 2023/10/04 07:55 | Alec Deckers v Jakob Schnaitter | 6-4,6-2 |
| Challenger St. Tropez | 2023/09/17 08:00 | Dan Added v Alec Deckers | 6-3,6-4 |
| ITF M25 Edgbaston | 2023/10/17 11:00 | Luke Simkiss v Tiran Sanghera | 6-7,3-6 |
| Tavira, Simples M-ITF-POR-14A | 2023/10/12 11:40 | Valentin Royer v Luke Simkiss | 6-2,6-3 |
| Tavira, Simples M-ITF-POR-14A | 2023/10/11 11:55 | Luke Simkiss v Philip Hjorth | 3-6,6-2,6-1 |
| ITF M25 Madrid | 2023/09/12 12:55 | Nikolay Nedelchev v Luke Simkiss | 6-3,4-6,7-5 |
| ITF M25 Aldershot | 2023/08/15 09:00 | Luke Simkiss v Ryan James Storrie | 1-6,4-6 |
| ITF M25 Roehampton | 2023/08/09 09:30 | Charles Broom v Luke Simkiss | 6-3,6-3 |
| ITF M25 Roehampton | 2023/08/05 09:30 | Luke Simkiss v George Loffhagen | 2-6,2-6 |
| ITF M25 Roehampton | 2023/08/04 11:00 | Dan Added v Luke Simkiss | 4-6,6-1,3-6 |