https://en.wikipedia.org/wiki/2018_FIFA_World_Cup_squads#Poland
https://tinyurl.com/y9qzt9db
Poland
Goalkeepers:
12 Bartosz Bialkowski (aged 30) (Ipswich Town)
22 Lukasz Fabianski (aged 33) (Swansea City)
1 Wojciech Szczesny (aged 28) (Juventus)
Defenders:
5 Jan Bednarek (aged 22) (Southampton)
18 Bartosz Bereszynski (aged 25) (Sampdoria)
4 Thiago Cionek (aged 32) (SPAL)
15 Kamil Glik (aged 30) (Monaco)
3 Artur Jedrzejczyk (aged 30) (Legia Warsaw)
2 Michal Pazdan (aged 30) (Legia Warsaw)
20 Lukasz Piszezck (aged 33) (Borussia Dortmund)
Midfielders:
16 Jakub Blaszczykowski (aged 32) (Vfl Wolfsburg)
6 Jacek Góralski (aged 25) (Ludogorets Razgrad)
11 Kamil Grosicki (aged 30) (Hull City)
10 Grzegorz Krychowiak (aged 28) (West Bromwich Albion)
21 Rafal Kurzawa (aged 25) (Górnik Zabrze)
8 Karol Linetty (aged 23) (Sampdoria)
17 Slawomir Peszko (aged 33) (Lechia Gdansk)
13 Maciej Rybus (aged 28) (Lokomotiv Moscow)
19 Piotr Zielinski (aged 24) (Napoli)
Forwards:
23 Dawid Kownacki (aged 21) (Sampdoria)
9 Robert Lewandowski (captain) (aged 29) (Bayern Munich)
7 Arkadiusz Milik (aged 24) (Napoli)
14 Lukasz Teodorczyk (aged 27) (Anderlecht)