| • 27/08/2018 Men's Senior: Squad selected for Nations League A match against Italy and friendly against Republic of Ireland |
| # | pos | name | club |
| G | Łukasz Fabiański |  West Ham United |
|
| G | Łukasz Skorupski |  Bologna |
|
| G | Wojciech Szczęsny | Juventus |
|
| D | Jan Bednarek | Southampton |
|
| D | Bartosz Bereszyński | Sampdoria |
|
| D | Adam Dźwigała |  Wisła Płock |
|
| D | Kamil Glik |  Monaco |
|
| D | Marcin Kamiński |  Fortuna Düsseldorf |
|
| D | Tomasz Kędziora |  Dynamo Kyiv |
|
| D | Rafał Pietrzak | Wisła Kraków |
|
| D | Arkadiusz Reca | Atalanta |
|
| D |  Maciej Rybus |
 Lokomotiv Moscow |
|
| M | Jakub Błaszczykowski | VfL Wolfsburg |
|
| M | Przemysław Frankowski | Jagiellonia Białystok |
|
| M | Jacek Góralski |  Ludogorec Razgrad |
|
| M | Damian Kądzior |  Dinamo Zagreb |
|
| M | Mateusz Klich | Leeds United |
|
| M | Grzegorz Krychowiak | Lokomotiv Moscow |
|
| M | Rafał Kurzawa | Amiens |
|
| M | Karol Linetty | Sampdoria |
|
| M | Maciej Makuszewski |
Lech Poznań |
|
| M | Taras Romanczuk |
Jagiellonia Białystok |
|
| M | Damian Szymański | Wisła Płock |
|
| M | Piotr Zieliński | Napoli |
|
| F | Robert Lewandowski | Bayern Munich |
|
| F | Arkadiusz Milik | Napoli |
|
| F | Krzysztof Piątek | Genoa |
| Squad update: |
| • 08/09/2018 Men's Senior: Taras Romanczuk has been ruled out from the friendly against Rep. of Ireland due to spine injury |
| • 06/09/2018 Men's Senior: Maciej Makuszewski has been removed from the squad due to quadriceps injury |
| • 03/09/2018 Men's Senior: Maciej Rybus has been removed from the squad due to adductor muscles injury |