Stadium: Centre Court Round: 27 Ground: Clay
| ITF M15 Alkmaar | 2023/06/29 16:55 | Alec Deckers v Michiel de Krom | 6-3,6-4 |
| ITF M15 Alkmaar | 2023/06/28 09:00 | Alec Deckers v Paul Woerner | 6-4,6-2 |
| ATP Hertogenbosch | 2023/06/10 09:00 | David Goffin v Alec Deckers | 6-4,6-1 |
| ITF M15 Warmbad-Villach | 2023/05/22 13:15 | Alec Deckers v Alex Barrena | 3-6,1-6 |
| ITF M25 Nottingham | 2023/05/02 12:00 | Alec Deckers v Patrick Brady | 5-7,3-6 |
| ITF M25 Nottingham | 2023/04/28 13:05 | Lucas Poullain v Alec Deckers | 6-4,6-7,6-3 |
| ITF M25 Nottingham | 2023/04/28 11:30 | Lucas Poullain v Alec Deckers | 6-4,6-7,5-3 |
| ITF M25 Nottingham | 2023/04/27 13:55 | Alec Deckers v Stuart Parker | 6-1,6-4 |
| ITF M15 Alkmaar | 2023/06/29 10:55 | Luke Simkiss v Sidane Pontjodikromo | 6-3,7-5 |
| ITF M15 Alkmaar | 2023/06/28 13:55 | Luke Simkiss v Florian Broska | 6-7,6-4,7-6 |
| ITF M15 Alkmaar | 2023/06/25 10:00 | Luke Tollenaar v Luke Simkiss | 0-6,1-6 |
| UTR Pro London | 2023/05/20 08:30 | Oscar Weightman v Luke Simkiss | 6-3,6-0 |
| UTR Pro London | 2023/05/19 10:40 | Luke Simkiss v Stefan Cooper | 6-7,4-6 |
| UTR Pro London | 2023/05/17 07:00 | Luke Simkiss v Ivan Denisov | 2-6,7-5,6-4 |
| UTR Pro London | 2023/05/16 08:30 | Luke Simkiss v Victor Sklenka | 6-7,7-6,7-6 |
| UTR Pro London | 2023/05/15 10:00 | Franco Capalbo v Luke Simkiss | 4-6,0-6 |