Stadium: Court 4 Round: 54 Ground: Clay
| ITF M25 Kassel | 2024/07/08 13:00 | Jonas P Hartenstein v Christian Hansen | 6-1,2-6,10-12 |
| ITF M15 Kamen | 2024/06/26 17:25 | Jonas P Hartenstein v Svyatoslav Gulin | 2-6,4-6 |
| ITF M15 Kamen | 2024/06/24 12:00 | Taym Alazmeh v Jonas P Hartenstein | 3-6,5-7 |
| ITF M15 Kamen | 2024/06/24 08:30 | Michalis Sakellaridis v Jonas P Hartenstein | 2-6,3-6 |
| ITF M15 Koszalin | 2024/06/12 07:00 | Maciej Rajski v Jonas P Hartenstein | 6-4,6-2 |
| ITF M15 Koszalin | 2024/06/10 14:00 | Kacper Szymkowiak v Jonas P Hartenstein | 7-5,5-7,9-11 |
| ITF M15 Orange Park | 2024/04/30 18:40 | Juan I Cabrera v Jonas P Hartenstein | 3-6,1-6 |
| ITF M25 Trnava | 2023/11/07 11:10 | Matvey Minin v Jonas P Hartenstein | 6-3,6-7,10-6 |
| ITF M25 Koksijde | 2024/08/11 08:00 | Thomas Gerbaud v Martijn Molenkamp | 6-4,6-3 |
| ITF M15 Monastir | 2024/08/04 08:00 | Cesar Bouchelaghem v Martijn Molenkamp | 6-1,6-2 |
| ITF M15 Monastir | 2024/07/28 08:00 | Martijn Molenkamp v Nicolas Philibert | 2-6,7-6,11-13 |
| ITF M15 Manacor | 2024/01/22 12:30 | Martijn Molenkamp v Ivan Kazakov | 2-6,6-7 |
| ITF M15 Manacor | 2024/01/21 10:00 | Martijn Molenkamp v Richard Zusman | 6-3,1-6,10-8 |
| ITF M15 Manacor | 2024/01/14 15:00 | Ron Ellouck v Martijn Molenkamp | 6-1,6-2 |
| ITF M15 Zahra | 2023/12/11 06:55 | Martijn Molenkamp v Raffael Schaer | 3-6,4-6 |
| ITF M15 Zahra | 2023/12/04 06:55 | Martijn Molenkamp v Adrian Arcon | 7-5,4-6,7-10 |