Stadium: Court 3 Round: 26 Ground: Hardcourt outdoor
| ITF Belarus F1 | 2018/08/07 07:00 | Grigoriy Lomakin v Fernando Yamacita | 6-7,0-6 |
| ITF Latvia F1 | 2018/08/03 08:00 | Denis Klok v Fernando Yamacita | 6-2,7-5 |
| ITF Latvia F1 | 2018/08/02 08:00 | Fernando Yamacita v Robertas Vrzesinski | 6-3,7-6 |
| ITF Latvia F1 | 2018/08/01 09:05 | Fernando Yamacita v Julius Tverijonas | 6-1,6-2 |
| ITF Latvia F1 | 2018/07/30 09:30 | Fernando Yamacita v Gabriele Maria Noce | 4-6,6-2,6-4 |
| ITF Lithuania F1 | 2018/07/25 08:00 | Fernando Yamacita v Samm Butler | 6-7,3-6 |
| ITF Lithuania F1 | 2018/07/23 07:00 | Ivan Liutarevich v Fernando Yamacita | 6-4,2-6,5-7 |
| ITF Estonia F1 | 2018/07/16 07:00 | Fernando Yamacita v Martins Rocens | 3-6,3-6 |
| ITF Belarus F1 | 2018/08/06 07:00 | Alberto Bronzetti v Jonathan Gray | 1-6,3-6 |
| ITF USA F19B | 2018/07/18 18:35 | Jonathan Gray v Alexander Brown | 6-7,6-7 |
| ATP Eastbourne Qual | 2018/06/23 11:20 | Alex De Minaur v Jonathan Gray | 6-1,6-3 |
| Challenger Ilkley Qual | 2018/06/16 13:20 | Noah Rubin v Jonathan Gray | 6-3,6-3 |
| Challenger Nottingham Qual | 2018/06/10 13:20 | Edward Corrie v Jonathan Gray | 6-2,6-4 |
| Challenger Nottingham Qual | 2018/06/09 13:50 | Jonathan Gray v Andres Artunedo Martinavarr | 6-3,6-7,7-6 |
| ITF Poland F3 | 2018/05/14 10:30 | Jonathan Gray v Pawel Juszczak | 4-6,4-6 |
| ITF Poland F2 | 2018/05/11 09:30 | Jonathan Gray v Maxim Ratniuk | 0-6,1-6 |