| 23. Round | 02/06/2020 | OKS Stomil Olsztyn | - | Chrobry Głogów | 0:0 | ||||
| 24. Round | 07/06/2020 | Zagłębie Sosnowiec | - | OKS Stomil Olsztyn | 2:1 | ||||
| 25. Round | 13/06/2020 | OKS Stomil Olsztyn | - | Chojniczanka Chojnice | 1:0 | ||||
| 26. Round | 18/06/2020 | FKS Stal Mielec | - | OKS Stomil Olsztyn | 1:0 | ||||
| 27. Round | 21/06/2020 | OKS Stomil Olsztyn | - | Wigry Suwałki | 1:0 |  |
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| 28. Round | 28/06/2020 | Podbeskidzie Bielsko-Biała | - | OKS Stomil Olsztyn | 2:0 | |
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| 29. Round | 02/07/2020 | OKS Stomil Olsztyn | - | Olimpia Grudziądz | 2:0 | ||||
| 30. Round | 05/07/2020 | Bruk-Bet Termalica Nieciecza | - | OKS Stomil Olsztyn | 2:0 | |
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| 31. Round | 11/07/2020 | OKS Stomil Olsztyn | - | Miedź Legnica | 1:2 | ||||
| 32. Round | 15/07/2020 | Puszcza Niepołomice | - | OKS Stomil Olsztyn | 0:0 | ||||
| 33. Round | 18/07/2020 | OKS Stomil Olsztyn | - | GKS Tychy '71 | 2:1 | |
Curaçao
Netherlands