Estádio: Court 4 Round: 25 Ground: Clay
| Challenger - Banja Luka | 2019/09/09 14:20 | Lucas Gerch v Andrea Arnaboldi | 3-6,5-7 |
| Challenger - Meerbusch | 2019/08/14 11:15 | Lucas Gerch v Pedja Krstin | 1-6,4-6 |
| Challenger - Meerbusch | 2019/08/12 10:35 | Vaclav Safranek v Lucas Gerch | 4-6,2-6 |
| ITF - M15 Wetzlar | 2019/08/09 13:00 | Lucas Gerch v Bruno Santanna | 6-1,1-6,3-6 |
| ITF - M15 Wetzlar | 2019/08/08 15:10 | Lucas Gerch v Maxime Tchoutakian | 6-1,6-3 |
| ITF - M15 Wetzlar | 2019/08/07 12:40 | Lucas Gerch v Marvin Netuschil | 7-6,6-2 |
| ITF - M15 Wetzlar | 2019/08/06 11:30 | Lucas Gerch v Calvin Mueller | 6-4,6-4 |
| ITF - M25 Kassel | 2019/07/21 11:00 | Jules Okala v Lucas Gerch | 7-6,3-6,4-6 |
| ITF - M25 Santa Margherita | 2019/09/10 15:35 | Louis Tessa v Alessandro Ingarao | 3-6,5-7 |
| ITF - M15 São Brás de Alportel | 2019/09/05 12:00 | Fred Gil v Louis Tessa | 7-6,6-4 |
| ITF - M15 São Brás de Alportel | 2019/09/04 09:00 | Louis Tessa v Pavel Shumeiko | 7-6,6-3 |
| ITF - M15 Tabarka | 2019/07/24 14:30 | Gabriele Maria Noce v Louis Tessa | 7-6,2-6,7-6 |
| ITF - M15 Tânger | 2019/07/19 14:20 | Mathieu Perchicot v Louis Tessa | 7-5,6-1 |
| ITF - M15 Tânger | 2019/07/18 13:15 | Louis Tessa v Michel Vernier | 6-3,7-5 |
| ITF - M15 Tânger | 2019/07/17 09:00 | Louis Tessa v Christopher Patzanovsky | 6-1,6-0 |
| ITF - M25 Ajaccio | 2019/07/10 19:15 | Laurent Lokoli v Louis Tessa | 2-6,7-6,6-3 |