| • 01/03/2019 Men's Under 17s: Squad selected for 2019 UEFA Under 17 Championship Elite Round |
| # | pos | name | club |
| 1 | G | Mikołaj Biegański |  Skra Częstochowa |
| 22 | G | Kacper Bieszczad | Zagłębie Lubin |
| - | G | Hubert Idasiak |  Napoli |
| 4 | D | Łukasz Bejger |  Manchester United |
| 3 | D | Filip Dymerski | Lechia Gdańsk |
| 13 | D | Jakub Iskra | SPAL |
| 21 | D | Jakub Niewiadomski | Lech Poznań |
| 2 | D | Nikodem Niski | Legia Warszawa |
| 5 | D | Patryk Peda | Legia Warszawa |
| 6 | M | Jan Biegański | GKS Tychy |
| 17 | M | Jakub Górski | Korona Kielce |
| 23 | M | Kacper Kozłowski | Pogoń Szczecin |
| 11 | M | Filip Marchwiński | Lech Poznań |
| 10 | M | Michał Rakoczy | Cracovia Kraków |
| - | M |  Daniel Szelągowski |
Korona Kielce |
| 8 | M | Łukasz Szramowski | Lech Poznań |
| 15 | M | Marcel Wędrychowski | Pogoń Szczecin |
| 16 | M | Nicola Zalewski | AS Roma |
| 19 | F | Daniel Dudziński | Zagłębie Lubin |
| 7 | F | Jakub Kamiński | Lech Poznań |
| 14 | F | Krystian Rybicki |
Pogoń Szczecin |
| - | F |  Filip Szymczak |
Lech Poznań |
| 9 | F | Hubert Turski | Pogoń Szczecin |
| Squad update: |
| • 15/03/2019 Men's Under 17s: Krystian Rybicki has been called up to the squad for 2019 UEFA Under 17 Championship Elite Round |
| • 07/03/2019 Men's Under 17s: Daniel Szelagowski has replaced injured Filip Szymczak in the squad for 2019 UEFA Under 17 Championship Elite Round |