Stadium: Centre Court Round: 25 Ground: Clay
| ITF M25 Risskov/Aarhus | 2023/06/15 10:15 | Christian Sigsgaard v Karl Friberg | 6-3,6-0 |
| ITF M25 Risskov/Aarhus | 2023/06/13 08:30 | Gianluca Cadenasso v Karl Friberg | 3-6,1-6 |
| ITF M15 Vaasa | 2023/06/11 08:55 | Karl Friberg v Patrick Kaukovalta | 6-0,6-4 |
| ITF M15 Vaasa | 2023/06/10 08:00 | Karl Friberg v Tom Gentzsch | 6-1,6-1 |
| ITF M15 Vaasa | 2023/06/09 11:20 | Karl Friberg v Leonardo Rossi | 6-4,6-7,7-6 |
| ITF M15 Vaasa | 2023/06/08 09:15 | Karl Friberg v Nico Hornitschek | 6-3,6-3 |
| ITF M15 Vaasa | 2023/06/07 09:50 | Karl Friberg v Lewie Lane | 7-5,6-3 |
| Challenger Troisdorf | 2023/06/01 13:00 | Karl Friberg v Oleksii Krutykh | 6-1,1-6,4-6 |
| 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 |
| UTR Pro Hilversum | 2023/05/06 07:30 | Jesse De Jager v Roland Stuurman | 6-2,6-2 |
| UTR Pro Hilversum | 2023/05/05 07:30 | Miguel Fernando Pereira v Roland Stuurman | 6-2,6-7,3-6 |