Stadium: Clay 3 Round: 44 Ground: Clay
| ITF - M15 Antalya | 2019/09/22 07:00 | Leopold Zima v Prehn, Noah | 6-4,6-0 |
| ITF M15 Cairo | 2019/09/08 08:00 | Prehn, Noah v Mounir, Ahmed | 2-6,1-6 |
| ITF M15 Bratislava | 2019/08/25 11:30 | Prehn, Noah v Petr Michnev | 0-6,0-6 |
| ITF M25 Poznan | 2019/08/19 08:00 | Gajewski, Kamil v Prehn, Noah | 6-1,6-7,10-6 |
| ITF M15 Las Palmas | 2019/04/29 08:30 | Mazon-Hernandez, Rafael v Prehn, Noah | 6-1,6-7,10-2 |
| ITF - M15 Antalya | 2019/04/22 07:00 | Luria, Emmanuel v Prehn, Noah | 6-1,6-4 |
| ITF - M15 Antalya | 2019/04/01 07:00 | Grigoriy Lomakin v Prehn, Noah | 6-1,6-0 |
| ITF Turkey F34 | 2018/10/27 07:00 | Prehn, Noah v Golding, Joshua | 5-7,6-2,3-6 |
| ITF M15 Haren | 2019/08/25 09:00 | Kempen, Lynn Max v Knoop, Herman Meeuwes Mattheo | 3-6,1-6 |
| ITF M15 Ueberlingen | 2019/08/22 08:00 | Kempen, Lynn Max v Kai Wehnelt | 0-6,0-6 |
| ITF M15 Ueberlingen | 2019/08/21 08:00 | Kempen, Lynn Max v Leopold Zima | 7-6,2-6,7-5 |
| ITF M15 Ueberlingen | 2019/08/19 14:30 | Albuszies, Niklas v Kempen, Lynn Max | 3-6,2-6 |
| ITF M15 Ueberlingen | 2019/08/19 08:00 | Brutscher, Tobias v Kempen, Lynn Max | 6-7,3-6 |
| ITF M15 Trier | 2019/08/13 07:30 | Adrian Oetzbach v Kempen, Lynn Max | 7-5,6-2 |
| ITF M15 Trier | 2019/08/12 08:00 | Schommer, Fred Olivier v Kempen, Lynn Max | 2-6,5-7 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/07/23 08:00 | Luca Tomasetto v Kempen, Lynn Max | 6-1,6-1 |