Stadium: C Round: 26 Ground: Clay
| ITF Finland F1 | 2017/07/31 07:00 | Alexander Vasilenko v Mattias Siimar | 3-6,6-2,4-6 |
| ITF Estonia F1 | 2017/07/25 13:50 | Mattias Siimar v Arturs Lazdins | 1-6,2-6 |
| ITF Poland F4 | 2017/07/06 10:45 | Mattias Siimar v Samuel Bensoussan | 4-6,2-6 |
| ITF Poland F4 | 2017/07/05 10:40 | Mattias Siimar v Oleg Prihodko | 6-1,4-6,6-0 |
| ITF Poland F4 Qual | 2017/07/03 08:00 | Mattias Siimar v Piotr Grynkowski | 6-2,6-2 |
| ITF Poland F4 Qual | 2017/07/02 13:00 | Mattias Siimar v Kristofer Siimar | 6-3,7-5 |
| ITF Poland F4 Qual | 2017/07/01 13:00 | Mattias Siimar v Alessandro Ingarao | 6-1,6-3 |
| ITF Poland F3 | 2017/06/28 09:00 | Mattias Siimar v Markus Eriksson | 2-6,1-6 |
| ITF Finland F1 | 2017/07/31 07:00 | Aaro Pollanen v Maxim Landa | 6-2,4-6,6-3 |
| Challenger Tampere Qual | 2017/07/22 08:30 | Aaro Pollanen v Patrik Niklas-Salminen | 6-7,6-7 |
| ITF Sweden F2 Qual | 2017/05/13 08:15 | Aaro Pollanen v Eric Samuelsson | 6-3,1-6,0-6 |
| ITF Qatar F2 Qual | 2017/04/08 12:00 | Mohamed Shabib v Aaro Pollanen | 6-3,6-1 |
| ITF Qatar F1 Qual | 2017/04/03 12:00 | Bogdan Bobrov v Aaro Pollanen | 6-3,6-3 |
| ITF Qatar F1 Qual | 2017/04/02 13:00 | Siddharth Thakran v Aaro Pollanen | 1-6,3-6 |
| ITF Finland F4 | 2016/11/15 23:00 | Aaro Pollanen v Matvey Khomentovskiy | 2-6,4-6 |
| ITF Finland F4 | 2016/11/14 23:00 | Aaro Pollanen v Otto Virtanen | 6-2,6-0 |