All matches in the month.
| date | location | wdl | match | competition |
| 03/12/2018 |  Kwidzyn |
W | Poland - Belgium 2-1 | FM International Friendly |
| 05/12/2018 | Starogard Gdański |
W | Poland - Belgium 7-2 | FM International Friendly |
| 15/12/2018 |  Ostrava |
D | Czech Republic - Poland 2-2 | FW Visegrad Cup 2018 |
| 16/12/2018 | Ostrava |
W | Poland - Hungary 1-0 | FW Visegrad Cup 2018 |
| 19/12/2018 | Bochnia |
D | Poland - Belarus 4-4 | FU19s Friendly |
| 21/12/2018 | Bochnia |
L | Poland - Belarus 2-3 | FU19s Friendly |