Stadium: Court 1 Round: 26
| ITF Poland F10 | 2017/08/22 08:00 | Norfeldt, David v Kacper Zuk | 6-2,6-2 |
| ITF Poland F10 Qual | 2017/08/21 09:45 | Drzewiecki, Karol v Norfeldt, David | 6-4,6-2 |
| ITF Poland F10 Qual | 2017/08/20 08:00 | Mlazga, Krzysztof v Norfeldt, David | 3-6,1-6 |
| ITF Poland F9 | 2017/08/15 10:25 | Endara, Ivan v Norfeldt, David | 6-2,6-3 |
| ITF Poland F9 Qual | 2017/08/14 11:10 | Norfeldt, David v Bedra, Michal | 6-4,6-3 |
| ITF Poland F2 | 2017/06/17 08:00 | Andrzejczuk, Adrian v Norfeldt, David | 6-1,6-1 |
| ITF Tunisia F7 | 2017/02/19 08:00 | Carli, Christian v Norfeldt, David | 6-3,6-1 |
| Tunisia F6, Singles Qualifying | 2017/02/13 08:30 | Luisi, Alessandro v Norfeldt, David | 6-2,6-3 |
| ITF Poland F10 | 2017/08/22 09:55 | Dembek, Michal v Lozan, Kristian | 6-2,6-2 |
| ITF Poland F9 | 2017/08/15 08:00 | Dembek, Michal v Westerhof, Boy | 6-4,6-7,2-6 |
| ITF Poland F8 | 2017/08/05 08:00 | Dembek, Michal v Pawel Juszczak | 4-6,4-6 |
| ITF Poland F8 | 2017/08/04 08:00 | Uzhylovsky, Vladimir v Dembek, Michal | 4-6,4-6 |
| ITF Poland F8 | 2017/08/03 08:00 | Dembek, Michal v van Beem, Colin | 7-5,6-4 |
| ITF Poland F8 | 2017/08/01 09:40 | Dembek, Michal v Hajek, Petr | 6-4,3-6,6-1 |
| ITF Poland F7 | 2017/07/27 08:00 | Dembek, Michal v Kolisnyk, Olexiy | 1-6,6-7 |
| Poznan, Poland | 2017/07/20 09:00 | Lukas Rosol v Dembek, Michal | 7-6,6-3 |