Stadium: Court 3 (CC) Round: 26 Ground: Clay
| 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 Kamen | 2024/06/25 11:05 | Vincent Marysko v Lasse Poertner | 2-6,1-6 |
| ITF M15 Haren | 2024/09/05 08:15 | Noah Lopez v Sidane Pontjodikromo | 1-6,2-6 |
| ITF M25 Oldenzaal | 2024/08/30 11:00 | Sidane Pontjodikromo v Toby Alex Kodat | 7-5,5-7,3-6 |
| ITF M25 Oldenzaal | 2024/08/29 08:00 | Sidane Pontjodikromo v Abel Forger | 6-4,6-4 |
| ITF M25 Oldenzaal | 2024/08/28 07:55 | Sidane Pontjodikromo v Fadi Bidan | 5-7,6-2,6-3 |
| ITF M15 Eupen | 2024/08/11 13:00 | Sidane Pontjodikromo v Jack Loge | 2-6,5-7 |
| ITF M15 Eupen | 2024/08/10 13:00 | Elmar Ejupovic v Sidane Pontjodikromo | 4-6,1-6 |
| ITF M15 Eupen | 2024/08/09 14:00 | Philip Hjorth v Sidane Pontjodikromo | 3-6,6-7 |
| ITF M15 Eupen | 2024/08/08 11:00 | Harold Huens v Sidane Pontjodikromo | 3-6,3-6 |