Stadium: Court 1 Round: 25 Ground: Clay
| ITF M15 Madrid | 2023/09/08 09:30 | Nicola Kuhn v Luciano Emanuel Ambrogi | 6-4,4-6,5-7 |
| ITF M15 Madrid | 2023/09/07 10:50 | Iamachkine, Pedro v Nicola Kuhn | 6-7,7-5,1-6 |
| ITF M15 Madrid | 2023/09/06 10:10 | Nicola Kuhn v Peetu Pohjola | 6-3,6-1 |
| ITF M15 Allershausen | 2023/09/03 11:00 | Adrian Oetzbach v Nicola Kuhn | 6-4,5-7,1-6 |
| ITF M15 Allershausen | 2023/09/02 10:00 | Christoph Negritu v Nicola Kuhn | 3-6,1-6 |
| ITF M15 Allershausen | 2023/09/01 11:50 | Tim Ruehl v Nicola Kuhn | 6-3,6-7,3-6 |
| ITF M15 Allershausen | 2023/08/31 14:55 | Haerteis, Johannes v Nicola Kuhn | 5-7,3-6 |
| ITF M15 Allershausen | 2023/08/30 11:40 | Nicola Kuhn v Hazem Naw | 6-3,4-6,6-2 |
| 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 Minin, Matvey | 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 |
| Maribor, Singles Main, M-ITF-SLO-06A | 2023/09/09 08:00 | Michael Vrbensky v Mathys Erhard | 6-2,4-6,6-2 |
| Maribor, Singles Main, M-ITF-SLO-06A | 2023/09/08 10:20 | Nicolas Zanellato v Mathys Erhard | 1-6,7-6,6-7 |
| Maribor, Singles Main, M-ITF-SLO-06A | 2023/09/07 08:00 | Heger, Tim v Mathys Erhard | 3-6,4-6 |