Stadium: Court 3 (CC) Round: 25 Ground: Clay
| ITF Estonia F1 | 2018/07/16 07:00 | Daniel Soyfer v Roberts Grinvalds | 3-6,3-6 |
| ITF Estonia F1 | 2018/07/16 07:00 | Daniel Soyfer v Roberts Grinvalds | 3-6,3-6 |
| ITF Latvia F1 | 2017/07/30 09:00 | Patrik Brydolf v Daniel Soyfer | 6-3,6-2 |
| ITF Estonia F1 | 2017/07/23 07:00 | Igor Rud v Daniel Soyfer | 6-2,6-2 |
| ITF USA F9 Qual | 2016/02/26 15:00 | Tomas Barrios Vera v Daniel Soyfer | 6-4,6-4 |
| ITF Latvia F1 | 2018/07/29 07:00 | Roberts Grinvalds v Tomas Vaise | 4-6,6-3,6-4 |
| ITF Latvia F1 | 2018/07/28 07:00 | Roberts Grinvalds v Mohammad Khaled Abou Khamis | 6-0,6-0 |
| 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 |