Stadium: M (CC) Round: 28 Ground: Clay
| ITF M25 Kassel | 2019/07/19 11:00 | Lucas Gerch v Matej Vocel | 6-0,6-2 |
| ITF M25 Kassel | 2019/07/18 09:00 | Lucas Gerch v Nerman Fatic | 6-4,7-5 |
| ITF M25 Kassel | 2019/07/16 11:45 | Lucas Gerch v Henri Squire | 4-6,6-3,6-4 |
| ITF M15 Saarlouis | 2019/07/04 10:00 | Lucas Gerch v Bruno Santanna | 3-6,6-4,2-6 |
| ITF M15 Saarlouis | 2019/07/02 10:00 | Lucas Gerch v James Frawley | 6-2,6-1 |
| ITF M25 Arlon | 2019/06/25 13:20 | Botic Van De Zandschulp v Lucas Gerch | 6-1,6-0 |
| Challenger Bratislava | 2019/06/19 16:00 | Martin Klizan v Lucas Gerch | 6-4,7-5 |
| Challenger Bratislava | 2019/06/18 08:00 | Jiri Lehecka v Lucas Gerch | 4-6,4-6 |
| ITF M25 Kassel | 2019/07/19 12:35 | Louis Wessels v Chun Hsin Tseng | 6-7,7-6,6-4 |
| ITF M25 Kassel | 2019/07/18 11:05 | Louis Wessels v Federico Moreno | 7-6,6-4 |
| ITF M25 Kassel | 2019/07/17 14:10 | Louis Wessels v Adrien Bossel | 7-6,6-4 |
| ITF M15 Marburg | 2019/07/14 12:00 | Louis Wessels v Jesper De Jong | 7-6,7-6 |
| ITF M15 Marburg | 2019/07/12 09:40 | Louis Wessels v Kai Wehnelt | 6-2,7-6 |
| ITF M15 Marburg | 2019/07/11 15:00 | Louis Wessels v Karlo Cubelic | 0-6,6-3,6-2 |
| ITF M15 Marburg | 2019/07/10 14:15 | Louis Wessels v Federico Moreno | 7-6,6-0 |
| ITF M15 Alkmaar | 2019/06/26 16:15 | Louis Wessels v Dax Donders | 4-6,6-7 |