Stadium: Court 3 Round: 24 Ground: Clay
| Challenger Ostrava - Herredouble | 2020/09/05 12:15 | Sitak/Zelenay v Drzewiecki/Walkow | 7-5,6-4 |
| Challenger Ostrava - Herredouble | 2020/09/04 10:00 | Sitak/Zelenay v Arends/Pel | 7-6,1-6,10-8 |
| Challenger Ostrava - Herredouble | 2020/09/03 14:00 | Sitak/Zelenay v Kolar/Rosol | 6-3,6-7,10-7 |
| Challenger Ostrava - Herredouble | 2020/09/02 15:20 | Sitak/Zelenay v Paulson/Svrcina | 6-4,6-2 |
| Challenger Praha 2 - Herredouble | 2020/08/26 11:30 | Verdugo/Vega Hernandez v Sitak/Zelenay | 7-6,6-4 |
| Challenger Praha - Herredouble | 2020/08/19 16:25 | Ivashka/Nagal v Sitak/Zelenay | 3-6,6-3,10-8 |