Stadion: Court 3 Round: 54 Ground: Clay
| ITF - M15 - Saarlouis | 2023/06/18 12:00 | Max Wiskandt v Max Van Nunen | 6-0,6-2 |
| ITF - M15 - Monastir | 2023/06/01 12:25 | Hady Habib v Max Wiskandt | 4-6,5-7 |
| ITF - M15 - Monastir | 2023/05/31 12:40 | Nicolas Jadoun v Max Wiskandt | 2-6,4-6 |
| ITF - M15 - Monastir | 2023/05/29 10:30 | Max Wiskandt v Nicolas Philibert | 7-6,6-2 |
| ITF - M15 - Monastir | 2023/05/29 08:00 | Max Wiskandt v Adam Bronka | 6-2,6-1 |
| ITF - M15 - Monastir | 2023/05/22 15:10 | Linang Xiao v Max Wiskandt | 6-3,3-6,10-8 |
| ITF - M15 - Monastir | 2023/05/22 08:30 | Adam Bronka v Max Wiskandt | 3-6,1-6 |
| ITF - M15 - Monastir | 2023/05/21 13:00 | Andre Filep v Max Wiskandt | 1-6,4-6 |
| ITF - M15 - Saarlouis | 2023/06/18 09:00 | Gian Luca Tanner v Guy Den Heijer | 6-3,2-6,8-10 |
| UTR Pro - Hilversum | 2023/06/06 06:00 | Guy Den Heijer v Victor Sklenka | 7-6,4-6,5-3 |
| UTR Pro - Hilversum | 2023/06/05 07:30 | Guy Den Heijer v Ivan Sergeyev | 0-6,2-6 |
| ITF - M15 - Antalya | 2023/04/30 07:00 | Guy Den Heijer v Juan Manuel La Serna | 6-7,1-6 |
| ITF - M15 - Antalya | 2023/04/02 07:00 | Guy Den Heijer v Niels Visker | 1-6,6-4,3-10 |
| ITF - M25 - Portimão | 2023/03/14 11:00 | Guy Den Heijer v Mikel Martinez | 1-6,2-6 |
| ITF - M25 - Portimão | 2023/03/13 15:35 | Guy Den Heijer v Miguel Miguel Pereira Lopes | 6-1,6-3 |
| ITF - M25 - Quinta Do Lago | 2023/03/09 17:20 | Jesper De Jong v Guy Den Heijer | 6-3,6-1 |