Dominik Włodzimierz Czajka-Groot, known as Mr. Polska (born July 20, 1989 in Toruń, Poland) is a Dutch rapper, singer and songwriter of Polish descent. He raps in Dutch, alone and as a member of the group Nouveau Riche, as well as in Polish. He has collaborated with such artists as Malik Montana, Kizo,, Abel de Jong,, Bedoes, and Yellow Claw. .