Stadium: Court 1 Round: 27 Ground: Clay
| ITF M25 Zaragoza | 2023/10/05 10:50 | Ryan Nijboer v Matvey Minin | 6-3,6-2 |
| ITF M25 Zaragoza | 2023/10/04 12:30 | Ryan Nijboer v Maxime Mora | 6-3,6-3 |
| ITF M25 Sabadell | 2023/09/29 09:30 | Ryan Nijboer v Alvaro Lopez San Martin | 4-6,4-6 |
| ITF M25 Sabadell | 2023/09/28 08:55 | Ryan Nijboer v John Sperle | 6-3,6-1 |
| ITF M25 Sabadell | 2023/09/27 08:25 | Ryan Nijboer v Benjamin Winter Lopez | 7-6,6-1 |
| ITF M15 Madrid | 2023/09/10 09:00 | Ryan Nijboer v Pablo Masjuan Ginel | 6-4,6-3 |
| ITF M15 Madrid | 2023/09/08 09:25 | Mohamed Safwat v Ryan Nijboer | 5-7,3-6 |
| ITF M15 Madrid | 2023/09/07 08:00 | Gabriele Bosio v Ryan Nijboer | 1-6,5-7 |
| ITF M25 Zaragoza | 2023/10/05 11:10 | Samuel Brosset v Mathys Erhard | 2-6,5-7 |
| ITF M25 Zaragoza | 2023/10/04 08:25 | Nicola Kuhn v Mathys Erhard | 2-6,5-7 |
| ITF M25 Sabadell | 2023/09/29 11:30 | Mathys Erhard v Jorge Martinez Martinez | 4-6,7-5,5-7 |
| ITF M25 Sabadell | 2023/09/28 15:30 | Mathys Erhard v Franco Emanuel Egea | 6-3,6-2 |
| ITF M25 Sabadell | 2023/09/27 15:30 | Mathys Erhard v Matvey Minin | 6-2,6-2 |
| ITF M25 Pardubice | 2023/09/21 10:45 | Mathys Erhard v Jonas Forejtek | 6-4,4-6,0-6 |
| ITF M25 Pardubice | 2023/09/19 09:15 | Mathys Erhard v Tomas Lanik | 6-3,7-5 |
| ITF M25 Maribor | 2023/09/09 08:00 | Michael Vrbensky v Mathys Erhard | 6-2,4-6,6-2 |