| • 22/07/2021 Men's Under 17s: Squad selected for friendly against Germany |
| # | pos | name | club |
| G | Patryk Letkiewicz |  UKS SMS ŁódĽ |
|
| G | Marcel Mendes-Dudziński | Pogoń Szczecin |
|
| G | Antoni Mikułko | Lechia Gdańsk |
|
| D | Philip Buczkowski |  FC Schalke 04 |
|
| D | Krystian Derkacz | Polonia Warszawa |
|
| D | Mateusz Dobosz | Ursus Warszawa |
|
| D |  Miłosz Kurzydłowski |
Lechia Gdańsk |
|
| D | Szymon Panasiuk | Zagłębie Lubin |
|
| D | Patryk Rychlik | FASE Szczecin |
|
| D | Bartosz Tomaszewski | Lech Poznań |
|
| D | Marcel Złomańczuk | Motor Lublin |
|
| M | Bartosz Bernatowicz | Jagiellonia Białystok |
|
| M | Maciej Bochniak | Legia Warszawa |
|
| M | Mateusz Cichocki | Victoria Sulejówek |
|
| M | Adam Chojecki | Mazur Karczew |
|
| M | Marcel Kalemba | 1. FSV Mainz 05 |
|
| M | Kacper Masiak | Zagłębie Lubin |
|
| M | Bartosz Mikołajczyk | Legia Warszawa |
|
| M | Wiktor Puciłowski | Legia Warszawa |
|
| M | Miłosz Rogula |
Raków Częstochowa |
|
| M | Jakub Staniszewski | Arka Gdynia |
|
| M | Kacper Terlecki | Zagłębie Lubin |
|
| M | Oliwier Wojciechowski | Jagiellonia Białystok |
|
| M | Damian Wojdakowski | Jagiellonia Białystok |
|
| F | Dawid Gruszecki | ¦l±sk Wrocław |
|
| F | Krystian Okoniewski | Lechia Gdańsk |
|
| F | Oliwier Sławiński | Zagłębie Lubin |
|
| F | Marcel Szymański | Radomiak Radom |
| Squad update: |
| • 05/08/2021 Men's Under 17s: Miłosz Roguła has been added to the squad for friendly against Germany |
| • 03/08/2021 Men's Under 17s: Miłosz Kurzydłowski has been added to the squad for friendly against Germany |
| PRE-MATCH FEATURES: |
| Squad-In-Numbers |
| Pre-Match Guide [Germany - Poland] |