Stadium: Clay 5 Round: 44 Ground: Clay
| ITF - M15 Antalya | 2019/09/26 10:00 | Hellfritsch, Lucas v Marsel Ilhan | 0-6,6-4,3-6 |
| ITF - M15 Antalya | 2019/09/25 07:30 | Hellfritsch, Lucas v Andrej Krajcik | 6-1,6-1 |
| ITF - M15 Antalya | 2019/09/23 11:00 | Hellfritsch, Lucas v Janos Fekete | 3-6,7-6,10-1 |
| ITF - M15 Antalya | 2019/09/23 07:00 | Hellfritsch, Lucas v Macovei, Radu Florin | 6-3,6-4 |
| ITF - M15 Antalya | 2019/09/19 09:20 | Nedelko, Ivan v Hellfritsch, Lucas | 7-5,7-5 |
| ITF - M15 Antalya | 2019/09/17 08:00 | Kern, Robin v Hellfritsch, Lucas | 1-6,2-6 |
| ITF M15 Oldenzaal | 2019/08/13 11:55 | Sidane Pontjodikromo v Hellfritsch, Lucas | 6-4,6-4 |
| ITF M15 Eupen | 2019/08/05 09:00 | Hellfritsch, Lucas v Eisinga, Zachary | 7-6,6-7,4-10 |
| ITF - M15 Antalya | 2019/09/30 07:30 | Prehn, Noah v Kempen, Lynn Max | 2-6,1-6 |
| 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 |