Stadium: Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2023/09/03 08:30 | Ahmed Mouhan v Maxwell Weishan | 7-6,6-1 |
| ITF M25 Idanha-A-Nova | 2023/08/27 08:00 | Goncalo Falcao v Maxwell Weishan | 6-1,6-1 |
| ITF M15 Pazardzhik | 2023/05/21 07:00 | Simeon Latinchev v Maxwell Weishan | 6-1,6-2 |
| ITF M15 Tacarigua | 2023/04/23 20:30 | Maxwell Weishan v Lazar Markovic | 3-6,1-6 |
| ITF M25 Rancho Santa Fe | 2022/05/30 16:00 | Jonas Maier v Maxwell Weishan | 6-1,6-1 |
| ITF M25 Monastir | 2023/09/04 15:30 | Isaac Nortey v Felix Mischker | 7-6,3-6,10-7 |
| ITF M15 Monastir | 2023/08/27 08:00 | Aaron Gil Garcia v Felix Mischker | 6-4,7-6 |
| ITF M15 Eupen | 2023/08/08 14:00 | Stijn Slump v Felix Mischker | 6-3,6-1 |
| ITF M15 Eupen | 2023/08/08 08:00 | Ruben Hartig v Felix Mischker | 6-4,6-7,7-10 |
| ITF M15 Eupen | 2023/08/07 08:00 | Felix Mischker v Raphael Calzi | 7-6,6-4 |
| ITF M15 Xativa | 2023/07/30 15:00 | Felix Mischker v Sergio Callejon Hernando | 6-7,1-6 |
| ITF M15 Metzingen | 2023/07/23 14:00 | Felix Mischker v Stepan Mruzek | 6-1,2-6,5-10 |
| ITF M25 Castelo Branco | 2023/07/19 17:00 | Martyn Pawelski v Felix Mischker | 6-4,6-4 |