Apart from the obvious choice of the music of Fryderyk Chopin, you can pick some great compositions of other Polish artists, regardless whether you like classic, jazz, folk, rock or popular music.
Examples of well-known artists:
Jazz – Krzystof Komeda Trzcinski, Zbigniew Namyslowski, Michal Urbaniak, Tomasz Stanko, Jan Ptaszyn Wróblewski, Adam Makowicz, Wojciech Karolak, Włodzimierz Nahorny, Leszek Możdżer.
Folk – Trebunie-Tutki, Psio Crew (from Bielsko-Biała), Kapela ze Wsi Warszawa, Zakopower.
Classic music and composers – Fryderyk Chopin, Krzysztof Penderecki, Wojciech Kilar, Witold Lutoslawski, Karol Szymanowski, Wladyslaw Szpilman.
Other – Akurat (from Bielsko-Biała), Mannam, Maria Peszek, Ania Dabrowska, Kasia Nosowska, Dawid Podsiadło, Krzysztof Zalewski, Kortez, Monika Brodka, Marek Grechuta, T-Love, Czeslaw Niemen, Coma, Kult, HappySad and much more.