| ITF M25 Poznan MD | 2020/08/29 14:15 | Lorens/Marek v Zielinski/Zuk | 5-7,2-6 |
| ITF M25 Poznan MD | 2020/08/28 14:25 | Dembek/Wojcik v Zielinski/Zuk | 5-7,3-6 |
| ITF M25 Poznan MD | 2020/08/26 14:00 | Brouwer/Sels v Zielinski/Zuk | 2-6,6-3,6-10 |
| ITF M25 Barnstaple MD | 2020/02/15 14:35 | Hoyt/Johnson v Zielinski/Zuk | 3-6,6-7 |
| ITF M25 Barnstaple MD | 2020/02/14 15:05 | Lemstra/Marek v Zielinski/Zuk | 0-6,1-6 |
| ITF M25 Barnstaple MD | 2020/02/11 17:45 | Davies/Jones v Zielinski/Zuk | 2-6,2-6 |
| ITF M25 Nussloch MD | 2020/01/25 13:00 | Haerteis/Heller v Zielinski/Zuk | 3-6,4-6 |
| ITF M25 Nussloch MD | 2020/01/23 16:30 | Nijboer/Smits v Zielinski/Zuk | 4-6,6-7 |