Transfers of current Poland Football National Teams players during the season.
| date | name | from | to | fee |
| 22/04/21 | Patryk Klimala |  Celtic |
 New York RB |
€4.36m |
| 24/02/21 | Maik Nawrocki |  Werder |
 Warta Poznań |
Loan |
| 23/02/21 | Oskar Mielcarz | Warta Sieradz |
Śląsk |
? |
| 16/02/21 | Kacper Trelowski | Raków |
Sokoł Ostróda |
Loan |
| 14/02/21 | Gabriela Grzywińska | Medyk |
 Zenit |
Free |
| 05/02/21 | Oskar Krzyżak | Raków |
Bytovia |
Loan |
| 04/02/21 | Nikodem Niski | Legia |
Chrobry |
Loan |
| 02/02/21 | Bartosz Zynek | Zagłebie Lubin |
Wisła Płock |
? |
| 01/02/21 | Aleksandra Rompa |  Klepp |
AP Lotos |
Free |
| 01/02/21 | Kacper Urbański | Lechia Gdańsk |
 Bologna |
Loan |
| 31/01/21 | Marcin Bułka |  PSG |
Châteauroux |
Loan |
| 27/01/21 | Dennis Jastrzembski | Hertha |
Waldhof |
Loan |
| 23/01/21 | Łukasz Bejger |  Man Utd |
Śląsk |
? |
| 22/01/21 | Jakub Niewiadomski | Lech Poznań |
Jastrzębie |
Loan |
| 21/01/21 | Wiktoria Kiszkis | West Ham |
Śląsk |
Loan |
| 21/01/21 | Arkadiusz Milik | Napoli |
Marseille |
Loan |
| 19/01/21 | Natalia Padilla-Bidas |  Málaga |
 Servette |
? |
| 18/01/21 | Damian Kądzior | Eibar |
 Alanyaspor |
Loan |
| 18/01/21 | Iwo Kaczmarski | Korona |
Raków |
€350k |
| 17/01/21 | Michał Karbownik | Legia |
Brighton |
€5.5m |
| 13/01/21 | Paweł Tomczyk | Lech Poznań |
Widzew |
€50k |
| 13/01/21 | Maciej Żurawski | Pogoń Szczecin |
Warta Poznań |
Loan |
| 01/01/21 | Krzysztof Elsner | Gatta |
Dreman |
Free |
| 01/01/21 | Jakub Moder | Lech Poznań |
Brighton |
€11m |
| 31/12/20 | Maciej Rosołek | Legia |
Arka |
Loan |
| 16/12/20 | Jan Biegański | GKS Tychy |
Lechia |
€150k |
| 05/10/20 | Mateusz Bogusz | Leeds |
Logroñés |
Loan |
| 05/10/20 | Bartłomiej Maliszewski | Jagiellonia |
Parma |
€500k |
| 02/10/20 | Adam Ratajczyk | ŁKS |
Zagłębie Lubin |
€350k |
| 28/09/20 | Marcin Bułka | PSG |
Cartagena |
Loan |
| 28/09/20 | Kamil Grabara | Liverpool |
 Århus |
Loan |
| 25/09/20 | Arkadiusz Reca | Atalanta |
Crotone |
Loan |
| 25/09/20 | Michał Rakoczy | Cracovia |
Puszcza |
Loan |
| 24/09/20 | Dawid Bugaj | Molde |
SPAL |
? |
| 24/09/20 | Thiago Cionek | SPAL |
Reggina |
Free |
| 16/09/20 | Daniel Szelągowski | Korona |
Raków |
€250k |
| 16/09/20 | Kamil Jóźwiak | Lech Poznań |
Derby |
€4.3m |
| 10/09/20 | Paweł Bochniewicz | Górnik Zabrze |
 Heerenveen |
€1.4m |
| 02/09/20 | Robert Gumny | Lech Poznań |
Augsburg |
€3m |
| 29/08/20 | Damian Kądzior |  Dinamo |
Eibar |
€2m |
| 26/08/20 | Marcin Listkowski | Pogoń Szczecin |
Lecce |
€300k |
| 26/08/20 | Karol Linetty | Sampdoria |
Torino |
€7.5m |