| • 02/03/2019 Men's Under 20s: Squad selected for friendly against Japan and Elite League match against Germany |
| # | pos | name | club |
| G | Radosław Majecki |  Legia Warszawa |
|
| G | Miłosz Mleczko | Puszcza Niepołomice |
|
| G | Karol Niemczycki |  NAC Breda |
|
| D | Jakub Bednarczyk |  St Pauli |
|
| D | Adam Chrzanowski | Wigry Suwałki |
|
| D | Adrian Gryszkiewicz | Górnik Zabrze |
|
| D | Michał Ozga | Jagiellonia Białystok |
|
| D | Tymoteusz Puchacz | GKS Katowice |
|
| D | Jan Sobociński | ŁKS Łódź |
|
| D | Serafin Szota | Odra Opole |
|
| D | Sebastian Walukiewicz | Pogoń Szczecin |
|
| M | Mateusz Bogusz |  Leeds United |
|
| M | Radosław Kanach | Sandecja Nowy Sącz |
|
| M | David Kopacz | VfB Stuttgart |
|
| M | Kacper Kostorz | Podbeskidzie Bielsko-Biała |
|
| M | Mikołaj Kwietniewski | Bytovia Bytów |
|
| M | Adrian Łyszczarz | GKS Katowice |
|
| M | Tomasz Makowski | Lechia Gdańsk |
|
| M | Michał Skóraś | Bruk-Bet Termalica Nieciecza |
|
| M | Bartosz Slisz | Zagłębie Lubin |
|
| M | Dominik Sokół | Radomiak Radom |
|
| M | Mateusz Sopoćko | Lechia Gdansk |
|
| M | Adrian Stanilewicz | Bayer Leverkusen |
|
| F | Adrian Benedyczak | Pogoń Szczecin |
|
| F | Dawid Kurminowski |  MŠK Žilina |
|
| F | Dominik Steczyk | 1. FC Nürnberg |
| Squad update: |
| • 11/03/2019 Men's Under 20s: Squad for friendly against Japan and Elite League match against Germany has been completed |