Stadium: Centre Court Round: 26 Ground: Hardcourt outdoor
| Wimbledon Qual | 2018/06/25 13:05 | Tobias Kamke v Prajnesh Gunneswaran | 6-1,6-4 |
| Challenger Ilkley Qual | 2018/06/17 10:00 | Prajnesh Gunneswaran v Dennis Novikov | 6-4,6-2 |
| ATP Stuttgart | 2018/06/14 09:00 | Guido Pella v Prajnesh Gunneswaran | 7-6,6-3 |
| ATP Stuttgart | 2018/06/13 09:00 | Prajnesh Gunneswaran v Denis Shapovalov | 7-6,2-6,6-3 |
| ATP Stuttgart Qual | 2018/06/10 10:15 | Christian Harrison v Prajnesh Gunneswaran | 3-6,6-4,3-6 |
| ATP Stuttgart Qual | 2018/06/09 12:20 | Evan King v Prajnesh Gunneswaran | 1-6,4-6 |
| Challenger Vicenza | 2018/05/28 14:10 | Prajnesh Gunneswaran v Salvatore Caruso | 1-6,4-6 |
| French Open Qual | 2018/05/25 08:00 | Elias Ymer v Prajnesh Gunneswaran | 6-3,6-4 |
| 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 Israel F2 | 2018/03/11 07:30 | Lucas Gerch v Ofek Amoyal | 6-2,6-0 |