| Polonia - III Liga | 2020/09/26 14:00 | Polonia Nysa v Polonia-Stal Swidnica | L | 4-2 |
| Polonia - III Liga | 2021/05/01 15:00 | Rekord Bielsko-Biala v Polonia-Stal Swidnica | L | 7-3 |
| Polonia - III Liga | 2021/04/24 15:00 | Polonia-Stal Swidnica v Falubaz Zielona Góra | L | 0-4 |
| Polonia - III Liga | 2021/04/17 14:00 | Polonia Bytom v Polonia-Stal Swidnica | L | 5-3 |
| Polonia - III Liga | 2021/04/10 14:00 | Polonia-Stal Swidnica v Zaglebie Lubin II | W | 4-2 |
| Polonia - III Liga | 2021/04/03 12:00 | Sleza Wroclaw v Polonia-Stal Swidnica | L | 2-1 |
| Polonia - III Liga | 2021/03/27 14:30 | Polonia-Stal Swidnica v Piast Zmigrod | W | 1-0 |
| Polonia - III Liga | 2021/03/20 13:30 | MKS Kluczbork v Polonia-Stal Swidnica | L | 2-1 |
| Polonia - III Liga | 2021/03/13 14:00 | Polonia-Stal Swidnica v Warta Gorzów | L | 0-3 |
| Polonia - III Liga | 2021/05/01 15:00 | Polonia Nysa v Górnik Zabrze II | L | 1-2 |
| Polonia - III Liga | 2021/04/24 15:00 | LKS Goczalkowice Zdroj v Polonia Nysa | L | 4-0 |
| Polonia - III Liga | 2021/04/17 14:30 | Polonia Nysa v Pniowek Pawlowice Slaskie | L | 0-2 |
| Polonia - III Liga | 2021/04/10 11:00 | Miedz Legnica II v Polonia Nysa | D | 0-0 |
| Polonia - III Liga | 2021/04/03 11:00 | Polonia Nysa v Gwarek Tarnowskie Gory | L | 0-1 |
| Polonia - III Liga | 2021/03/20 12:00 | Polonia Nysa v Stal Brzeg | D | 1-1 |
| Polonia - III Liga | 2021/03/13 14:00 | Energetyk Row Rybnik v Polonia Nysa | W | 2-4 |
| Polonia - III Liga | 2021/03/06 14:00 | Foto-Higiena Gac v Polonia Nysa | D | 3-3 |