Round: 54 Ground: Clay
| ITF Lithuania F1 | 2018/07/25 11:55 | Robertas Vrzesinski v Roberts Grinvalds | 6-2,2-6,6-1 |
| ITF Lithuania F1 | 2018/07/24 13:25 | Roberts Grinvalds v Joao Lucas Reis da Silva | 4-6,6-4,7-6 |
| ITF Lithuania F1 | 2018/07/22 08:00 | Mats Hermans v Roberts Grinvalds | 3-6,3-6 |
| ITF Lithuania F1 | 2018/07/21 13:00 | Cristiano Russo v Roberts Grinvalds | 0-6,1-6 |
| ITF Lithuania F1 | 2018/07/21 07:00 | Gustavs Lukstins v Roberts Grinvalds | 5-7,0-6 |
| ITF Estonia F1 | 2018/07/17 10:00 | Roberts Grinvalds v Marc Dijkhuizen | 2-6,1-6 |
| ITF Estonia F1 | 2018/07/16 07:00 | Christoffer Solberg v Roberts Grinvalds | 6-7,7-6,5-7 |
| ITF Estonia F1 | 2018/07/16 07:00 | Daniel Soyfer v Roberts Grinvalds | 3-6,3-6 |
| ITF Turkey F17 | 2018/04/28 07:30 | Nabi Kustepe v Mohammad Khaled Abou Khamis | 4-6,6-3,1-6 |
| ITF Egypt F10 | 2018/03/17 12:30 | Mohammad Khaled Abou Khamis v Ramazan Nureev | 0-6,0-6 |