Round: 25 Ground: Hardcourt indoor
| ITF Lithuania F1 | 2017/07/19 09:00 | Hirschmueller, Christian v Dijkhuizen, Marc | 7-6,7-5 |
| ITF Lithuania F1 | 2017/07/18 11:00 | Dijkhuizen, Marc v Gabriele Maria Noce | 6-2,6-3 |
| ITF Netherlands F4 | 2017/07/10 08:00 | Dischinger, Eduardo v Dijkhuizen, Marc | 6-7,6-4,6-1 |
| ITF Netherlands F3 | 2017/07/06 10:00 | Dijkhuizen, Marc v King, Evan | 2-6,6-3,4-6 |
| ITF Netherlands F3 | 2017/07/04 10:00 | Dijkhuizen, Marc v Guy Den Heijer | 6-3,2-6,6-1 |
| ITF Romania F5 | 2017/06/27 12:00 | Dijkhuizen, Marc v Bogdan Pavel | 7-6,2-6,2-6 |
| ITF Romania F4 | 2017/06/21 11:10 | Frunza, Nicolae v Dijkhuizen, Marc | 6-3,6-2 |
| ITF Tunisia F23 | 2017/06/11 09:00 | Dijkhuizen, Marc v Andrey Chepelev | 3-6,3-6 |
| ITF Poland F4 Qual | 2017/07/02 13:00 | Siimar, Mattias v Siimar, Kristofer | 6-3,7-5 |
| ITF Poland F3 Qual | 2017/06/25 08:00 | Kazakov, Lev v Siimar, Kristofer | 7-5,6-3 |
| ITF Poland F1 | 2017/06/11 08:00 | Siimar, Kristofer v Frost, Linus | 1-6,6-3,0-6 |
| Coupe Davis | 2017/04/09 11:10 | Siimar, Kristofer v Oger, Thomas | 4-6,4-6 |
| ITF Estonia F3 | 2016/11/01 13:25 | Siimar, Kristofer v Ivanov, Vladimir | 0-6,4-6 |
| ITF Estonia F2 | 2016/10/24 15:00 | Zhyrmont, Dzmitry v Siimar, Kristofer | 6-0,6-0 |
| ITF Estonia F1 | 2015/11/09 08:00 | Kozyukov, Vitaly v Siimar, Kristofer | 6-2,6-3 |
| ITF Estonia F3 | 2015/11/03 15:00 | Kenneth Raisma v Siimar, Kristofer | 6-2,6-0 |