Stadium: Court 13 Round: 25 Ground: Hardcourt outdoor
| ITF Greece F3 | 2018/03/15 12:10 | Jonathan Gray v Fran Zvonimir Zgombic | 5-7,6-7 |
| ITF Greece F3 | 2018/03/14 08:00 | Jonathan Gray v Enrico Dalla Valle | 6-4,6-7,7-6 |
| ITF Greece F2 | 2018/03/08 10:35 | Maxime Authom v Jonathan Gray | 6-2,7-6 |
| ITF Greece F2 | 2018/03/07 10:00 | Tim Van Terheijden v Jonathan Gray | 6-7,0-6 |
| ITF Greece F1 | 2018/03/01 08:00 | Giovanni Fonio v Jonathan Gray | 6-4,1-6,6-3 |
| ITF Greece F1 | 2018/02/27 08:30 | Alan Kohen v Jonathan Gray | 6-4,2-6,3-6 |
| ITF Great Britain F3 | 2018/02/13 15:15 | Lloyd Glasspool v Jonathan Gray | 7-6,6-1 |
| ITF Great Britain F2 | 2018/02/07 12:30 | Jonathan Gray v David Pichler | 4-6,6-1,6-7 |
| ITF Greece F4 | 2018/03/19 08:00 | Maksim Tikhomirov v Jacopo Berrettini | 7-6,2-6,6-2 |
| ITF Greece F4 | 2018/03/18 09:30 | Maksim Tikhomirov v Masayoshi Ono | 7-6,6-2 |
| ITF Greece F4 | 2018/03/17 07:30 | Maksim Tikhomirov v Loic Ratsaratany | 6-0,6-0 |
| ITF Greece F3 | 2018/03/15 09:30 | Marko Tepavac v Maksim Tikhomirov | 6-1,6-4 |
| ITF Greece F3 | 2018/03/14 11:30 | Maksim Tikhomirov v Domagoj Biljesko | 6-7,6-4,7-5 |
| ITF Greece F3 | 2018/03/12 08:00 | Maksim Tikhomirov v Giorgio Ricca | 6-2,6-4 |
| ITF Greece F3 | 2018/03/11 08:00 | Maksim Tikhomirov v Isa Mammetgulyyev | 6-1,6-4 |
| ITF Greece F2 | 2018/03/05 07:30 | Enrico Dalla Valle v Maksim Tikhomirov | 6-2,4-6,6-2 |