Stadium: Court 1 Round: 26 Ground: Clay
| ITF M25 Bydgoszcz MD | 2019/08/15 14:30 | Manafov/Pichler v Zielinski/Zuk | 6-3,3-6,10-8 |
| ITF M25 Bydgoszcz MD | 2019/08/14 14:00 | Stajszczak/Szmyrgala v Zielinski/Zuk | 2-6,2-6 |
| Challenger Sopot MD | 2019/07/30 15:35 | Brkic/Pavic v Zielinski/Zuk | 4-6,6-1,10-8 |
| Challenger Prague MD | 2019/07/23 12:55 | Draganja/Milojevic v Zielinski/Zuk | 3-6,6-3,10-7 |
| ITF M15 Wroclaw MD | 2019/07/06 14:25 | Galka/Galus v Zielinski/Zuk | 4-6,3-6 |
| ITF M15 Wroclaw MD | 2019/07/05 15:00 | Zielinski/Zuk v Nouza/Vrbensky | 7-6,6-3 |
| ITF M15 Wroclaw MD | 2019/07/04 15:50 | Zielinski/Zuk v Mikula/Wojcik | 6-2,6-3 |
| ITF M15 Wroclaw MD | 2019/07/02 11:00 | Zielinski/Zuk v Poljak/Stanek | 6-4,5-7,10-2 |