Witold Czamara, better known as Donatan, is a Polish musician, music producer and sound engineer. He was born to a Russian mother and a Polish father, and has lived in Russia for 8 years. He began producing music in 2002. He and singer Cleo have been working together since 2013, and together they represented Poland at the Eurovision Song Contest 2014 in Copenhagen with the song My Słowianie, which finished in 14th place in the final. Donatan served as a member of the Polish jury for the 2015 contest in Vienna.