Stadium: Court 8 Round: 1
| Polish National Tour Women | 2020/07/18 08:00 | Katarzyna Kawa v Katarzyna Piter | 7-6,6-0 |
| Polish National Tour Women | 2020/07/17 09:30 | Katarzyna Piter v Joanna Zawadzka | 3-6,6-4,7-5 |
| Polish National Tour Women | 2020/07/15 14:35 | Katarzyna Piter v Aleksandra Wierzbowska | 6-2,6-0 |
| Eastern European Championship Women | 2020/07/10 12:50 | Katarzyna Piter v Mihaela Djakovic | 6-2,5-7,6-2 |
| Eastern European Championship Women | 2020/07/09 19:25 | Viktoriya Tomova v Katarzyna Piter | 3-6,6-3,6-3 |
| Eastern European Championship Women | 2020/07/08 12:00 | Katarzyna Piter v Barbara Bonic | 6-0,6-0 |
| Eastern European Championship Women | 2020/07/08 10:00 | Katarzyna Piter v Barbara Bonic | 6-0,6-0 |
| Eastern European Championship Women | 2020/07/03 12:00 | Danka Kovinic v Katarzyna Piter | 6-2,6-4 |
| Polish National Tour Women | 2020/06/17 10:00 | Aleksandra Julia Jelen v Witoria Rutkowska | 2-6,1-6 |