Round: 25 Ground: Hardcourt outdoor
| Challenger Szczecin Qual | 2016/09/10 10:00 | Karol Drzewiecki v Jonas Luetjen | 2-6,3-6 |
| ITF Romania F16 | 2016/09/04 11:00 | Karol Drzewiecki v Matteo De Vincentis | 6-7,2-6 |
| ITF Poland F6 | 2016/08/23 09:45 | Andriej Kapas v Karol Drzewiecki | 6-3,6-1 |
| ITF Poland F6 Qual | 2016/08/22 08:00 | Karol Drzewiecki v Patryk Krolik | 6-4,6-2 |
| ITF Poland F6 Qual | 2016/08/21 11:00 | Karol Drzewiecki v Dominik Nazaruk | 6-4,4-6,7-6 |
| ITF Greece F5 | 2016/04/18 09:20 | Karol Drzewiecki v Wilfredo Gonzalez | 6-4,3-6,4-6 |
| ITF Greece F5 | 2016/04/17 08:30 | Karol Drzewiecki v Mats Rosenkranz | 4-6,6-4,6-3 |
| ITF Greece F4 | 2016/04/13 07:00 | Lloyd Glasspool v Karol Drzewiecki | 7-6,7-5 |
| ITF Nigeria F5 | 2016/10/08 11:35 | Nonso Madueke v Benjamin Fumi | 6-1,6-1 |