Stadium: Clay 4 Round: 26 Ground: Clay
| ITF - M15 Antalya | 2019/09/26 09:50 | Kai Wehnelt v Bart Stevens | 6-4,6-3 |
| ITF - M15 Antalya | 2019/09/20 07:00 | Michael Vrbensky v Kai Wehnelt | 6-4,4-6,6-4 |
| ITF - M15 Antalya | 2019/09/19 08:25 | Moritz Thiem v Kai Wehnelt | 2-6,3-6 |
| ITF - M15 Antalya | 2019/09/18 09:30 | Carlo Alberto Fossati v Kai Wehnelt | 3-6,6-7 |
| ITF - M15 Ueberlingen | 2019/08/24 10:00 | Kai Wehnelt v Louis Wessels | 3-6,0-6 |
| ITF - M15 Ueberlingen | 2019/08/23 14:35 | Jonas Trinker v Kai Wehnelt | 1-6,4-6 |
| ITF - M15 Ueberlingen | 2019/08/22 08:00 | Lynn Max Kempen v Kai Wehnelt | 0-6,0-6 |
| ITF - M15 Ueberlingen | 2019/08/21 08:00 | Benedict Kurz v Kai Wehnelt | 2-6,3-6 |
| ITF - M15 Antalya | 2019/09/26 07:30 | Mats Hermans v Tomas Liska | 6-4,6-2 |
| ITF - M15 Antalya | 2019/09/23 08:00 | Mats Hermans v Gabriele Bosio | 3-6,1-6 |
| ITF - M15 Antalya | 2019/09/22 12:00 | Lukas H Lilleengen v Mats Hermans | 4-6,0-6 |
| ITF - M15 Antalya | 2019/09/22 07:00 | Tobias Brutscher v Mats Hermans | 3-6,1-6 |
| ITF - M15 Haren | 2019/08/26 11:30 | Piotr Matuszewski v Mats Hermans | 6-4,2-6,11-9 |
| ITF M25 Schlieren | 2019/08/19 15:25 | Dominik Recek v Mats Hermans | 6-0,6-1 |
| ITF M25 Schlieren | 2019/08/19 10:00 | Adrien Guye v Mats Hermans | 1-6,0-6 |
| ITF - M15 Oldenzaal | 2019/08/13 07:30 | Mats Hermans v Herman Meeuwes Mattheo Knoop | 6-7,3-6 |