Jan Lewandowski (Polish pronunciation: [lɛvanˈdɔfskʲi]; born 1941 in Bydgoszcz, Poland) known professionally as Jan Lewan, is a Polish-American songwriter and polka band leader. Lewan's financial crimes were described by The Morning Call as a "classic Ponzi scheme".
Lewan's life has been depicted in multiple films, first in the 2007 TV documentary Mystery of the Polka King, the 2009 documentary film The Man Who Would Be Polka King, and the 2017 American comedy film The Polka King, in which Lewandowski is portrayed by Jack Black, which was released on Netflix on January 12, 2018.
Last Updated: June 9, 2021