Stadium: Clay 6 Round: 62 Ground: Hardcourt outdoor
| ITF Serbia F3 | 2018/08/24 08:00 | Yanais Laurent v Gabriel Donev | 6-4,3-6,7-5 |
| ITF Serbia F3 | 2018/08/23 09:35 | James Frawley v Gabriel Donev | 4-6,1-6 |
| ITF Serbia F3 | 2018/08/22 08:00 | Gabriel Donev v Darko Jandric | 6-7,6-1,6-3 |
| ITF Serbia F2 | 2018/08/15 08:00 | Gabriel Donev v Duje Ajdukovic | 6-3,4-6,2-6 |
| ITF Belgium F5 | 2018/07/24 14:00 | Colin Sinclair v Gabriel Donev | 6-3,6-4 |
| ITF Germany F5 | 2018/06/28 11:00 | Gabriel Donev v Filip Bergevi | 2-6,4-6 |
| ITF Germany F5 | 2018/06/27 11:35 | Alexander Igoshin v Gabriel Donev | 2-6,2-6 |
| ITF Germany F5 | 2018/06/25 08:00 | Gabriel Donev v August Holmgren | 6-2,7-6 |
| ITF Turkey F32 | 2018/10/13 08:00 | Vincentiu A Niculescu v Caspar Schuetze | 6-3,7-5 |
| ITF Turkey F31 | 2018/10/06 08:00 | Erik Crepaldi v Vincentiu A Niculescu | 2-6,6-4,6-4 |
| ITF Turkey F30 | 2018/10/01 07:30 | Niklas Guttau v Vincentiu A Niculescu | 6-3,6-0 |
| ITF Turkey F30 | 2018/09/30 09:30 | Igor Panin v Vincentiu A Niculescu | 1-6,1-6 |
| ITF Turkey F30 | 2018/09/29 07:00 | Vincentiu A Niculescu v Floris Podzimek | 6-4,6-2 |
| ITF Romania F13 | 2018/09/09 10:00 | Lucas Gerch v Vincentiu A Niculescu | 6-4,6-2 |
| ITF Romania F12 | 2018/09/02 07:00 | Alexandru Vasile Manole v Vincentiu A Niculescu | 4-6,6-1,6-1 |
| ITF Romania F11 | 2018/08/26 13:00 | Mihai Razvan Marinescu v Vincentiu A Niculescu | 6-2,7-5 |