Stadium: Court 2 Round: 44 Ground: Hardcourt indoor
| ITF M25 Kassel | 2023/07/13 16:30 | Aldin Setkic v Milan Welte | 6-4,7-5 |
| ITF M25 Kassel | 2023/07/12 09:55 | Milan Welte v Robert Strombachs | 6-3,6-2 |
| ITF M25 Kassel | 2023/07/11 11:10 | Milan Welte v Stepan Mruzek | 6-2,6-1 |
| ITF M25 Kassel | 2023/07/10 13:05 | Milan Welte v Bengt Johan Reinhard | 6-0,6-0 |
| ITF M25 Marburg | 2023/07/05 09:00 | Milan Welte v Dominik Recek | 1-6,1-6 |
| ITF M15 Saarlouis | 2023/06/20 16:00 | Joao Fonseca v Milan Welte | 7-5,7-5 |
| ITF M15 Saarlouis | 2023/06/19 09:30 | Milan Welte v Maximilian Homberg | 6-3,6-1 |
| ITF M15 Saarlouis | 2023/06/18 09:00 | Milan Welte v Aaron James Williams | 6-4,7-6 |