Stadium: Court 14 Round: 26 Ground: Hardcourt outdoor
| ITF M25 Santa Margherita | 2023/09/25 08:00 | Niels Visker v Guy Den Heijer | 5-7,6-4,11-9 |
| ITF M25 Santa Margherita | 2023/09/24 08:00 | Niccolo Ciavarella v Guy Den Heijer | 6-2,3-6,7-10 |
| ITF M25 Santa Margherita | 2023/09/18 08:30 | Guy Den Heijer v Toby Martin | 5-7,6-3,7-10 |
| ITF M15 Haren | 2023/09/07 17:25 | Guy Den Heijer v Adrian Oetzbach | 6-7,6-7 |
| ITF M15 Haren | 2023/09/05 17:30 | Guy Den Heijer v Kjell De Hek | 6-3,6-1 |
| ITF M25 Oldenzaal | 2023/08/30 18:10 | Aleksandr Braynin v Guy Den Heijer | 4-6,7-6,7-5 |
| ITF M25 Lesa | 2023/08/24 18:45 | Clement Tabur v Guy Den Heijer | 6-1,6-4 |
| ITF M25 Lesa | 2023/08/21 13:00 | Guy Den Heijer v Giuseppe La Vela | 4-6,2-6 |
| ITF M15 Heraklion | 2023/10/17 09:00 | Niels Visker v Gabriel Decamps | 5-7,2-6 |
| ITF M15 Sharm El Sheikh | 2023/10/07 07:00 | Gabriel Decamps v Mohamed Safwat | 6-3,4-6,4-6 |
| ITF M15 Sharm El Sheikh | 2023/10/06 07:00 | Sergey Fomin v Gabriel Decamps | 4-6,2-6 |
| ITF M15 Sharm El Sheikh | 2023/10/05 09:05 | Gabriele Bosio v Gabriel Decamps | 5-7,1-6 |
| ITF M15 Sharm El Sheikh | 2023/10/04 12:25 | Alibek Aidaraly v Gabriel Decamps | 0-6,0-6 |
| Challenger Rennes | 2023/09/11 12:20 | Gabriel Debru v Gabriel Decamps | 7-5,7-6 |
| Challenger Rennes | 2023/09/10 12:45 | Theo Arribage v Gabriel Decamps | 4-6,3-6 |
| ITF M15 Budapest | 2023/09/08 09:50 | Patrick Kaukovalta v Gabriel Decamps | 7-6,6-2 |