Stadium: Clay 1 Round: 62 Ground: Hardcourt outdoor
| ITF Germany F7 | 2018/07/11 11:45 | Jonas Merckx v Lucas Gerch | 6-4,3-6,6-3 |
| ITF Germany F6 | 2018/07/01 08:00 | Lucas Gerch v Jannik Rother | 6-7,4-6 |
| ITF Czech Republic F2 Qual | 2018/05/21 08:00 | Lucas Gerch v Dominique Graf | 6-3,6-0 |
| ITF Israel F3 | 2018/03/20 08:00 | Simon Beaupain v Lucas Gerch | 1-6,3-6 |
| ITF Israel F3 | 2018/03/19 08:00 | Lucas Gerch v Motvey Radionov | 6-3,6-0 |
| ITF Israel F2 | 2018/03/14 11:25 | Patrik Niklas-Salminen v Lucas Gerch | 6-1,6-4 |
| ITF Israel F2 | 2018/03/12 10:00 | Lucas Gerch v Motvey Radionov | 6-2,6-1 |
| ITF Israel F2 | 2018/03/11 10:00 | Lucas Gerch v Vladislav Ivanov | 7-6,6-0 |
| ITF Switzerland F1 Qual | 2018/02/05 10:20 | Fran Zvonimir Zgombic v Jonas Schaer | 3-6,6-2,6-2 |
| ITF Switzerland F1 Qual | 2017/02/05 11:30 | Simeon Rossier v Jonas Schaer | 6-3,6-2 |
| ITF Switzerland F1 Qual | 2017/02/04 11:30 | Jonas Schaer v Timo Lanz | 6-3,6-3 |