Transfers of current Poland Football National Teams players during the season.
| date | name | from | to | fee |
| 28/02/20 | Bartosz Slisz |  Zagłębie Lubin |
Legia |
€1.84m |
| 26/02/20 | Paweł Sokół | Korona |
Elana |
Loan |
| 07/02/20 | Serafin Szota | Wisła Kraków |
Stomil |
Loan |
| 05/02/20 | Cezary Miszta | Legia |
Radomiak |
Loan |
| 02/02/20 | Jakub Kisiel | Polonia Warszawa |
Legia |
Free |
| 31/01/20 | Kacper Łopata |  Brighton |
Zagłębie Sosnowiec |
Loan |
| 30/01/20 | Dennis Jastrzembski |  Hertha |
Paderborn |
Loan |
| 30/01/20 | Krzysztof Piątek |  Milan |
Hertha |
€22m |
| 30/01/20 | Kamil Grosicki | Hull |
WBA |
€950k |
| 29/01/20 | Radosław Majecki |  Monaco |
Legia |
Loan |
| 27/01/20 | Oskar Tomczyk | Wisła Płock |
Lech Poznań |
? |
| 23/01/20 | Przemysław Zdybowicz | Wisła Kraków |
GKS Bełchatów |
Loan |
| 22/01/20 | Bartłomiej Wdowik | Odra Opole |
Jagiellonia |
€25k |
| 22/01/20 | Mateusz Bondarenko | Legia |
Stomil |
Loan |
| 19/01/20 | Jacek Góralski |  Ludogorec |
 Kairat |
€1m |
| 15/01/20 | Marcin Grabowski | Wisła Kraków |
Bruk-Bet |
Loan |
| 14/01/20 | Patryk Klimala | Jagiellonia |
 Celtic |
€4m |
| 10/01/20 | Piotr Pyrdoł | ŁKS |
Legia |
€70k |
| 09/01/20 | Jakub Apolinarski | Raków |
Warta Poznań |
Loan |
| 08/01/20 | Oskar Nowak | Błękitni |
Wigry |
? |
| 01/01/20 | Marcel Jonetzko | Wehen |
RW Frankfurt |
Free |
| 01/01/20 | Dawid Kocyła | GKS Bełchatów |
Wisła Płock |
€13k |
| 31/12/19 | Mateusz Mrowiec | Gwiazda |
Piast |
? |
| 29/08/19 | Arkadiusz Reca | Atalanta |
SPAL |
Loan |
| 28/08/19 | Patryk Dziczek | Lazio |
Salernitana |
Loan |