| • 21/07/2018 Men's Under 17s: Squad selected for training camp in Sieraków (5 Aug - 10 Aug) |
| # | pos | name | club |
| G |  Mikołaj Biegański |
 Skra Częstochowa |
|
| G | Kacper Bieszczad | Zagłębie Lubin |
|
| G | Hubert Idasiak | Orlik Darłowo |
|
| G | Bartosz Matoga | Zagłębie Lubin |
|
| D | Łukasz Bejger | Lech Poznań |
|
| D | Paolo Boffano |  Juventus |
|
| D | Jakub Iskra | SPAL |
|
| D | Oskar Krzyżak | Raków Częstochowa |
|
| D | Jakub Niewiadomski | Lech Poznań |
|
| D | Nikodem Niski | Legia Warszawa |
|
| D | Patryk Peda | Legia Warszawa |
|
| D | Dawid Rezaeian |
Pogoń Szczecin |
|
| D | Łukasz Seweryn | Stadion ¦l±ski Chorzów |
|
| M | Jan Biegański | GKS Tychy |
|
| M | Jakub Górski | Korona Kielce |
|
| M | Jakub Kapu¶ciński |
Lechia Gdańsk |
|
| M | Kacper Kozłowski | Pogoń Szczecin |
|
| M | Filip Marchwiński | Lech Poznań |
|
| M | Jerzy Munik |
Legia Warszawa |
|
| M | Michał Rakoczy | Cracovia Kraków |
|
| M | Daniel Szel±gowski | Korona Kielce |
|
| M | Łukasz Szramowski | Lech Poznań |
|
| M | Marcel Wędrychowski | Pogoń Szczecin |
|
| M | Marcel Wszołek |
Lechia Gdańsk |
|
| M | Nicola Zalewski | AS Roma |
|
| F | Daniel Dudziński | Zagłębie Lubin |
|
| F | Jakub Kamiński | Lech Poznań |
|
| F | Filip Szymczak | Lech Poznań |
|
| F | Hubert Turski | Pogoń Szczecin |
| Squad update: |
| • 06/08/2018 Men's Under 17s: Mikołaj Biegański has been added to the squad for training camp in Sieraków (5 Aug - 10 Aug) |
| • 31/07/2018 Men's Under 17s: Marcel Wszołek has been added to the squad for training camp in Sieraków (5 Aug - 10 Aug) |
| • 27/07/2018 Men's Under 17s: Jakub Kapu¶ciński, Jerzy Munik and Dawid Rezaeian have been added to the squad for training camp in Sieraków (5 Aug - 10 Aug) |