Stadium: Court 3 Round: 25 Ground: Clay
| ITF M25 Wetzlar | 2023/08/01 12:15 | Taym Alazmeh v Stepan Mruzek | 4-6,7-6,8-10 |
| ITF M15 Metzingen | 2023/07/24 12:00 | Daniel Salazar v Stepan Mruzek | 6-1,7-6 |
| ITF M15 Metzingen | 2023/07/23 14:00 | Felix Mischker v Stepan Mruzek | 6-1,2-6,5-10 |
| ITF M15 Metzingen | 2023/07/23 07:30 | Ioannis Kountourakis v Stepan Mruzek | 3-6,5-7 |
| ITF M25 Telfs | 2023/07/17 07:00 | Francesco Ferrari v Stepan Mruzek | 6-2,6-1 |
| ITF M25 Telfs | 2023/07/16 09:00 | Stepan Mruzek v Kaj Quirijns | 6-1,6-3 |
| ITF M25 Kassel | 2023/07/11 11:10 | Milan Welte v Stepan Mruzek | 6-2,6-1 |
| ITF M25 Kassel | 2023/07/10 13:40 | Noel Larwig v Stepan Mruzek | 3-6,1-6 |
| ITF M25 Wetzlar | 2023/08/01 09:30 | Daniel Salazar v Vincent Marysko | 3-6,6-3,10-5 |
| ITF M25 Wetzlar | 2023/07/31 08:00 | Vojtech Mares v Vincent Marysko | 3-6,2-6 |
| ITF M25 Kassel | 2023/07/11 10:55 | Adrian Oetzbach v Vincent Marysko | 6-4,6-4 |
| ITF M25 Kassel | 2023/07/10 08:00 | Vincent Marysko v Oskar Jansson | 4-6,6-4,10-8 |
| ITF M25 Marburg | 2023/07/06 08:55 | Vincent Marysko v Dominik Recek | 2-6,3-6 |