| • 01/10/2018 Men's Senior: Squad selected for Nations League A matches against Portugal and Italy |
| # | pos | name | club |
| G |  Bartłomiej Drągowski |
 Fiorentina |
|
| G | Łukasz Fabiański |  West Ham United |
|
| G |  Łukasz Skorupski |
Bologna |
|
| G | Wojciech Szczęsny | Juventus |
|
| D | Jan Bednarek | Southampton |
|
| D | Bartosz Bereszyński | Sampdoria |
|
| D | Kamil Glik |  Monaco |
|
| D | Artur Jędrzejczyk |  Legia Warszawa |
|
| D | Marcin Kamiński |  Fortuna Düsseldorf |
|
| D | Tomasz Kędziora |  Dynamo Kyiv |
|
| D | Paweł Olkowski | Bolton Wanderers |
|
| D | Rafał Pietrzak | Wisła Kraków |
|
| D | Arkadiusz Reca | Atalanta |
|
| M | Jakub Błaszczykowski | VfL Wolfsburg |
|
| M | Przemysław Frankowski | Jagiellonia Białystok |
|
| M | Jacek Góralski |  Ludogorec Razgrad |
|
| M | Kamil Grosicki | Hull City |
|
| 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 | Damian Szymański | Wisła Płock |
|
| M | Piotr Zieliński | Napoli |
|
| F | Robert Lewandowski | Bayern Munich |
|
| F | Arkadiusz Milik | Napoli |
|
| F | Krzysztof Piątek | Genoa |
| Squad update: |
| • 11/10/2018 Men's Senior: Mateusz Klich has been suspended from the match against Italy due to two yellow cards |
| • 07/10/2018 Men's Senior: Bartłomiej Drągowski has replaced injured Łukasz Skorupski in the squad for Nations League A matches against Portugal and Italy |