Stadium: Court 1 Round: 26 Ground: Clay
| ITF Latvia F1 | 2017/07/31 07:00 | Martins Rocens v Roberts Grinvalds | 3-6,6-7 |
| ITF Latvia F1 | 2017/07/29 11:30 | Motvey Radionov v Roberts Grinvalds | 5-7,1-6 |
| ITF Israel F18 | 2016/12/10 07:30 | Shahar Elbaz v Roberts Grinvalds | 6-3,6-4 |
| ITF Israel F17 | 2016/12/04 07:30 | Roberts Grinvalds v Aljaz Radinski | 5-7,6-4,5-7 |
| ITF Israel F17 | 2016/12/03 07:30 | Egor Matvievici v Roberts Grinvalds | 1-6,2-6 |
| ITF Estonia F4 | 2016/11/04 23:00 | Roberts Grinvalds v Leevi Saatela | 3-6,6-7 |
| ITF Estonia F3 | 2016/10/29 10:30 | Bart Stevens v Roberts Grinvalds | 7-6,6-1 |
| ITF Estonia F2 | 2016/10/25 08:00 | Roberts Grinvalds v Karl Kiur Saar | 2-6,4-6 |
| ITF Latvia F1 | 2017/08/01 08:35 | Marc Dijkhuizen v Maxime Mora | 6-4,6-2 |
| ITF Estonia F1 | 2017/07/26 08:00 | Marc Dijkhuizen v Tom Fawcett | 3-6,1-6 |
| ITF Estonia F1 | 2017/07/25 09:25 | Marc Dijkhuizen v Kristofer Siimar | 6-1,7-5 |
| ITF Lithuania F1 | 2017/07/19 09:00 | Christian Hirschmueller v Marc Dijkhuizen | 7-6,7-5 |
| ITF Lithuania F1 | 2017/07/18 11:00 | Marc Dijkhuizen v Gabriele Maria Noce | 6-2,6-3 |
| ITF Netherlands F4 | 2017/07/10 08:00 | Eduardo Dischinger v Marc Dijkhuizen | 6-7,6-4,6-1 |
| ITF Netherlands F3 | 2017/07/06 10:00 | Marc Dijkhuizen v Evan King | 2-6,6-3,4-6 |
| ITF Netherlands F3 | 2017/07/04 10:00 | Marc Dijkhuizen v Guy Den Heijer | 6-3,2-6,6-1 |