Stadion: Court 3 Round: 54 Ground: Hardcourt indoor
| Challenger - Cali 2 - Qualifikation | 2017/10/14 21:55 | Grzegorz Panfil v Gonzalo Lama | 4-6,2-6 |
| Challenger - Cali 2 - Qualifikation | 2017/10/14 17:55 | Diego Matos v Grzegorz Panfil | 0-6,0-6 |
| Challenger Szczecin Qual | 2017/09/10 09:00 | Ivan Endara v Grzegorz Panfil | 6-3,6-1 |
| Challenger Szczecin Qual | 2017/09/09 09:00 | Grzegorz Panfil v Piotr Matuszewski | 6-1,6-0 |
| ITF - Tschechien F2 | 2017/05/25 09:00 | Grzegorz Panfil v Johannes Haerteis | 1-6,5-7 |
| ITF - Tschechien F2 | 2017/05/23 14:15 | Jan Pleva v Grzegorz Panfil | 2-6,1-6 |
| ITF - Italien F10 | 2017/04/26 09:05 | Grzegorz Panfil v Christian Lindell | 1-6,3-6 |
| ITF - Italien F10 | 2017/04/25 09:15 | Grzegorz Panfil v Dominik Kellovsky | 5-7,7-5,6-4 |
| ITF - Tschechien F8 - Qualifikation | 2017/10/30 11:00 | Tadeas Paroulek v Piotr Grynkowski | 6-2,5-7,6-3 |
| ITF - Tschechien F7 - Qualifikation | 2017/10/24 08:00 | Lukas Vejvara v Piotr Grynkowski | 6-3,6-4 |
| ITF - Tschechien F7 - Qualifikation | 2017/10/23 08:00 | Pavel Motl v Piotr Grynkowski | 5-7,2-6 |
| Challenger Szczecin Qual | 2017/09/09 14:10 | Piotr Grynkowski v Guillermo Duran | 4-6,2-6 |
| ITF - Polen F11 | 2017/08/28 09:00 | Piotr Grynkowski v Adam Chadaj | 4-6,1-6 |
| ITF - Polen F9 | 2017/08/16 10:20 | Piotr Grynkowski v Boy Westerhof | 1-6,4-6 |
| ITF - Polen F9 | 2017/08/15 10:30 | Piotr Grynkowski v Maciej Nowak | 5-7,6-1,6-3 |
| ITF - Polen F9 - Qualifikation | 2017/08/14 11:50 | Piotr Grynkowski v Maximilian Kaiser | 6-4,6-1 |