| • 20/09/2018 Men's Under 21s: Squad selected for 2019 UEFA Under 21 Championship qualifiers against Denmark and Georgia |
| # | pos | name | club |
| G |  Bartłomiej Drągowski |
 Fiorentina |
|
| G | Kamil Grabara |  Liverpool |
|
| G |  Tomasz Loska |
 Górnik Zabrze |
|
| G | Jakub Wrąbel |
Śląsk Wrocław |
|
| D | Jakub Bartosz |
Wisła Kraków |
|
| D | Krystian Bielik | Charlton Athletic |
|
| D | Paweł Bochniewicz |
Górnik Zabrze |
|
| D |  Kamil Dankowski |
Śląsk Wrocław |
|
| D | Robert Gumny |
Lech Poznań |
|
| D | Dominik Jończy |
Podbeskidzie Bielsko-Biała |
|
| D | Kamil Pestka |
Cracovia Kraków |
|
| D | Paweł Stolarski |
Legia Warszawa |
|
| D | Mateusz Wieteska |
Legia Warszawa |
|
| M | Maciej Ambrosiewicz |
Górnik Zabrze |
|
| M | Patryk Dziczek |
Piast Gliwice |
|
| M | Filip Jagiełło |
Zagłębie Lubin |
|
| M | Kamil Jóźwiak |
Lech Poznań |
|
| M | Bartosz Kapustka |  OH Leuven |
|
| M | Jakub Łabojko |
Śląsk Wrocław |
|
| M | Konrad Michalak |
Lechia Gdańsk |
|
| M | Jakub Piotrowski | Genk |
|
| M | Sebastian Szymański |
Legia Warszawa |
|
| M | Karol Świderski |
Jagiellonia Białystok |
|
| M | Szymon Żurkowski |
Górnik Zabrze |
|
| F | Adam Buksa |
Pogoń Szczecin |
|
| F | Dawid Kownacki | Sampdoria |
|
| F | Paweł Tomczyk |
Lech Poznań |
| Squad update: |
| • 13/10/2018 Men's Under 21s: Jakub Łabojko has been ruled out from the match against Georgia due to foot injury |
| • 10/10/2018 Men's Under 21s: Kamil Dankowski has been ruled out from the matches due to ankle injury |
| • 08/10/2018 Men's Under 21s: Jakub Wrąbel has replaced Bartłomiej Drągowski in the squad for 2019 UEFA Under 21 Championship qualifiers against against Denmark and Georgia |
| • 02/10/2018 Men's Under 21s: Players from Polish clubs have been added to the squad for 2019 UEFA Under 21 Championship qualifiers against against Denmark and Georgia |