Stadium: Court 1 Round: 27 Ground: Clay
| Challenger Szczecin MD | 2019/09/11 17:00 | Middelkoop M / Podlipnik-Castillo H v Drzewiecki K / Smola M | 4-6,6-4,12-10 |
| Challenger Szczecin MD | 2019/09/11 17:20 | Zielinski J / Zuk K v Gakhov I / Kopriva V | 7-6,6-2 |
| Bydgoszcz, Doubles M-ITF-POL-04A | 2019/08/15 14:30 | Manafov V / Pichler D v Zielinski J / Zuk K | 6-3,3-6,10-8 |
| Bydgoszcz, Doubles M-ITF-POL-04A | 2019/08/14 14:00 | Stajszczak A / Szmyrgala M v Zielinski J / Zuk K | 2-6,2-6 |
| Sopot, Pologne, Doubles | 2019/07/30 15:35 | Brkic T / Pavic A v Zielinski J / Zuk K | 4-6,6-1,10-8 |
| Challenger Prague MD | 2019/07/23 12:55 | Draganja T / Milojevic N v Zielinski J / Zuk K | 3-6,6-3,10-7 |
| ITF M15 Wroclaw MD | 2019/07/06 14:25 | Galka J / Galus P v Zielinski J / Zuk K | 4-6,3-6 |
| ITF M15 Wroclaw MD | 2019/07/05 15:00 | Zielinski J / Zuk K v Nouza P / Vrbensky M | 7-6,6-3 |
| ITF M15 Wroclaw MD | 2019/07/04 15:50 | Zielinski J / Zuk K v Mikula M / Wojcik Y | 6-2,6-3 |