| • 13/08/2021 Men's Under 21s: Squad selected for 2023 UEFA Under 21 Championship qualifiers against Latvia and Israel |
| # | pos | name | club |
| G | Marcel Lotka |  Hertha Berlin |
|
| G |  Filip Majchrowicz |
 Radomiak Radom |
|
| G |  Jakub Stolarczyk |
 Leicester City |
|
| G | Kacper Tobiasz |
Legia Warszawa |
|
| D | Łukasz Bejger |
Śląsk Wrocław |
|
| D | Michał Karbownik |
Brighton & Hove Albion |
|
| D | Jakub Kiwior |  MŠK Žilina |
|
| D | Kamil Kruk |
Zagłębie Lubin |
|
| D | Maik Nawrocki |
Legia Warszawa |
|
| D | Aleksander Paluszek | FK Pohronie |
|
| D | Kamil Piątkowski |
 Red Bull Salzburg |
|
| D | Sebastian Walukiewicz |  Cagliari |
|
| M | Mateusz Bogusz |  UD Ibiza |
|
| M | Wiktor Długosz |
Raków Częstochowa |
|
| M | Jakub Kamiński |
Lech Poznań |
|
| M | Krzysztof Kubica |
Górnik Zabrze |
|
| M | Filip Marchwiński |
Lech Poznań |
|
| M | Mateusz Młyński |
Wisła Kraków |
|
| M | Patryk Plewka |
Wisła Kraków |
|
| M | Łukasz Poręba |
Zagłębie Lubin |
|
| M | Mateusz Praszelik |
Śląsk Wrocław |
|
| M | Kacper Skibicki |
Legia Warszawa |
|
| M | Michał Skóraś |
Lech Poznań |
|
| M | Kacper Smoliński |
Pogoń Szczecin |
|
| M | Daniel Szelągowski |
Raków Częstochowa |
|
| M | Mateusz Żukowski |
Lechia Gdańsk |
|
| F | Adrian Benedyczak | Parma |
|
| F | Filip Szymczak |
GKS Katowice |
| Squad update: |
| • 30/08/2021 Men's Under 21s: Kamil Kruk, Filip Majchrowicz, Patryk Plewka and Mateusz Żukowski have been added to the squad for 2023 UEFA Under 21 Championship qualifiers against Latvia and Israel |
| • 30/08/2021 Men's Under 21s: Jakub Kamiński and Kamil Piątkowski have been moved to Men's Senior squad |
| • 30/08/2021 Men's Under 21s: Michał Karbownik and Jakub Stolarczyk have been removed from the squad for 2023 UEFA Under 21 Championship qualifiers against Latvia and Israel |
| • 18/08/2021 Men's Under 21s: Players from Polish clubs have been added to the squad for 2023 UEFA Under 21 Championship qualifiers against Latvia and Israel |
| PRE-MATCH FEATURES: |
| Squad-In-Numbers |
| Pre-Match Guide [Latvia - Poland] |
| Pre-Match Guide [Poland - Israel] |