Werdyger, Werdiger, and Verdiger is a surname from the Polish word weredyk, meaning "truthful person".
People with this surname include:
David Werdyger (1919–2014), Polish-American hazzan Mendy Werdyger (born 1959), American Jewish singer and owner of Aderet Music/Mostly Music in Brooklyn, New York Mordechai Werdyger (born 1951), American Jewish singer known as Mordechai Ben David
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