Stadium: Court 1 Round: 26 Ground: Hardcourt indoor
| ITF M15 Haren | 2024/09/05 13:00 | Lasse Poertner v Sidane Pontjodikromo | 3-6,0-6 |
| ITF M15 Haren | 2024/09/05 08:15 | Lasse Poertner v Noah Thurner | 2-6,6-1,6-3 |
| ITF M25 Wetzlar | 2024/07/30 13:45 | Lasse Poertner v Maxime Chazal | 3-6,2-6 |
| ITF M15 Metzingen | 2024/07/23 14:00 | Lasse Poertner v David Fix | 6-7,4-6 |
| ITF M15 Uslar | 2024/07/17 15:30 | Lasse Poertner v Elmar Ejupovic | 4-6,6-4,1-6 |
| ITF M25 Kassel | 2024/07/10 10:00 | Raphael Collignon v Lasse Poertner | 6-2,6-1 |
| Challenger Karlsruhe | 2024/06/30 09:00 | Edas Butvilas v Lasse Poertner | 7-6,6-1 |
| ITF M15 Kamen | 2024/06/27 08:30 | Lasse Poertner v Liam Gavrielides | 6-4,1-6,6-7 |
| ITF M15 Pardubice | 2024/09/18 07:55 | Diego Dedura-Palomero v Jakub Filip | 6-3,6-3 |
| ITF M15 Buzau | 2024/09/13 07:30 | Elio Jose Ribeiro Lago v Jakub Filip | 6-3,6-2 |
| ITF M15 Buzau | 2024/09/10 09:00 | Federico Campana v Jakub Filip | 6-4,1-6,5-7 |
| ITF M15 Szczawno | 2024/08/30 08:00 | Pawel Juszczak v Jakub Filip | 6-1,6-0 |
| ITF M15 Szczawno | 2024/08/29 08:00 | Marc Majdandzic v Jakub Filip | 2-6,6-7 |
| ITF M15 Szczawno | 2024/08/28 12:00 | Juliusz Bienkiewicz v Jakub Filip | 0-6,4-6 |
| ITF M15 Ollersbach | 2024/08/15 12:40 | Jakub Filip v Neil Oberleitner | 4-6,3-6 |
| ITF M15 Ollersbach | 2024/08/14 13:20 | Jakub Filip v Alexander Wagner | 6-4,6-4 |