Stadium: Court 4 Round: 54 Ground: Clay
| ITF M25 The Hague | 2023/07/02 08:00 | Roland Stuurman v Lars Goran Verwerft | 6-2,6-4 |
| ITF M15 Alkmaar | 2023/06/28 13:05 | Karl Friberg v Roland Stuurman | 6-2,6-2 |
| ITF M15 Alkmaar | 2023/06/26 12:00 | Roland Stuurman v Thijmen Loof | 6-2,6-4 |
| UTR Pro Hilversum | 2023/06/10 06:00 | Masato Perera v Roland Stuurman | 6-2,5-1 |
| UTR Pro Hilversum | 2023/06/09 09:50 | Gabriel Alejandro Hidalgo v Roland Stuurman | 7-5,6-3 |
| UTR Pro Hilversum | 2023/06/08 11:05 | Jip Van Assendelft v Roland Stuurman | 2-6,6-7 |
| UTR Pro Hilversum | 2023/06/07 06:00 | Mika Berghaus v Roland Stuurman | 2-6,6-2,2-5 |
| UTR Pro Hilversum | 2023/06/05 07:30 | Aloys J W Van Baal v Roland Stuurman | 1-6,2-6 |
| ITF M25 The Hague | 2023/07/02 08:00 | Twan Van Zijl v Collin Altamirano | 1-6,5-7 |
| ITF M15 Wroclaw | 2023/06/26 08:00 | Collin Altamirano v Michael Agwi | 3-6,3-6 |
| ITF M15 Wroclaw | 2023/06/25 09:00 | Kris Krawcewicz v Collin Altamirano | 3-6,0-6 |
| ITF M15 Saarlouis | 2023/06/22 10:15 | Joao Fonseca v Collin Altamirano | 6-2,6-3 |
| ITF M15 Saarlouis | 2023/06/21 09:20 | Collin Altamirano v Andres Andrade | 7-6,2-6,6-3 |
| ITF M15 Saarlouis | 2023/06/19 09:30 | Boris Fassbender v Collin Altamirano | 2-6,7-6,8-10 |
| ITF M15 Saarlouis | 2023/06/18 09:00 | Marcel Marlon Sudzum v Collin Altamirano | 1-6,2-6 |
| ITF M25 Grasse | 2023/06/11 07:30 | Etienne Donnet v Collin Altamirano | 3-6,6-4,10-6 |