| • 17/08/2018 Men's Under 17s: Squad selected for XXXIII Syrenka Cup 2018 |
| # | pos | name | club |
| 1 | G | Mikołaj Biegański |  Skra Częstochowa |
| 12 | G | Hubert Idasiak |  Napoli |
| 4 | D | Łukasz Bejger |  Manchester United |
| 13 | D | Jakub Iskra | SPAL |
| 5 | D | Jakub Niewiadomski | Lech Poznań |
| 2 | D | Nikodem Niski | Legia Warszawa |
| 3 | D | Patryk Peda | Legia Warszawa |
| 20 | D | Dawid Rezaeian | Pogoń Szczecin |
| 6 | M | Jan Biegański | GKS Tychy |
| 7 | M | Jakub Górski | Korona Kielce |
| 18 | M | Kacper Kozłowski | Pogoń Szczecin |
| 11 | M | Filip Marchwiński | Lech Poznań |
| 8 | M |  Jerzy Munik |
Legia Warszawa |
| 10 | M | Michał Rakoczy | Cracovia Kraków |
| 14 | M | Daniel Szelągowski | Korona Kielce |
| - | M |  Łukasz Szramowski |
Lech Poznań |
| 15 | M | Marcel Wędrychowski | Pogoń Szczecin |
| 16 | M | Nicola Zalewski | AS Roma |
| 19 | F | Daniel Dudziński | Zagłębie Lubin |
| - | F | Jakub Kamiński |
Lech Poznań |
| 17 | F | Kamil Lukoszek |
Górnik Zabrze |
| 9 | F | Filip Szymczak | Lech Poznań |
| Squad update: |
| • 28/08/2018 Men's Under 17s: Kamil Lukoszek has replaced injured Jakub Kamiński in the squad for XXXIII Syrenka Cup 2018 |
| • 24/08/2018 Men's Under 17s: Jerzy Munik has replaced injured Łukasz Szramowski in the squad for XXXIII Syrenka Cup 2018 |