Stadium: 4 Round: 62 Ground: Clay
| ITF Germany F12 | 2018/08/12 10:30 | Lucas Gerch v Torben Steinorth | 4-6,6-0,6-1 |
| ITF Germany F9 | 2018/07/24 17:05 | Sandro Ehrat v Lucas Gerch | 6-2,6-3 |
| ITF Germany F9 | 2018/07/23 10:00 | Lucas Gerch v Pavle Daljev | 6-2,6-3 |
| ITF Germany F9 | 2018/07/22 11:00 | Lucas Gerch v Mikhail Minakov | 6-3,6-0 |
| ITF Germany F9 | 2018/07/22 08:00 | Lucas Gerch v Federico Lucini | 6-3,6-3 |
| ITF Germany F8 | 2018/07/18 11:25 | Lucas Gerch v Guillermo Olaso | 2-6,3-6 |
| ITF Germany F8 Qual | 2018/07/16 13:45 | Nikolas Walterscheid-Tukic v Lucas Gerch | 4-6,4-6 |
| ITF Germany F8 Qual | 2018/07/15 08:00 | Andres Urrea v Lucas Gerch | 3-6,6-1,5-7 |
| ITF Germany F12 | 2018/08/12 10:30 | Aria Harajchi v Tim Hofmann | 6-1,2-6,6-4 |
| ITF Turkey F12 | 2018/03/24 09:00 | Anil Yuksel v Aria Harajchi | 6-2,6-1 |
| ITF Turkey F11 | 2018/03/17 07:00 | Aria Harajchi v Jakob Johansson-Holm | 6-3,2-6,2-6 |
| ITF Greece F2 | 2018/03/03 07:30 | Luca Gelhardt v Aria Harajchi | 6-3,6-3 |
| ITF Greece F1 | 2018/02/26 13:00 | Diego Matos v Aria Harajchi | 6-4,6-2 |
| ITF Greece F1 | 2018/02/25 09:00 | Boris Beumer v Aria Harajchi | 6-7,4-6 |
| ITF Turkey F7 | 2018/02/17 06:30 | Michiel de Krom v Aria Harajchi | 6-4,6-4 |
| ITF Turkey F6 | 2018/02/10 09:00 | Aria Harajchi v Zlatan Palazov | 6-3,0-6,0-6 |