Lilien is a surname. Notable people with the surname include:
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Ephraim Moses Lilien
Maurycy "Ephraim Moses" Lilien (; ; 23 May 1874 – 18 July 1925) was a Polish-Jewish Art Nouveau illustrator and printmaker particularly noted for his art on Jewish themes and his influence on the Bezalel school art movement. He is sometimes call ...
(1874–1925), American art nouveau illustrator and printmaker
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Gary Lilien, American management professor
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Kurt Lilien
Kurt Lilien (born Kurt Lilienthal; 6 August 1882 – 28 May 1943) was a German actor. He appeared in 50 films between 1919 and 1933. Lilien was born into a Jews, Jewish family, Lilien would be arrested and sent to Sobibor extermination camp ...
(1882–1943), German actor
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Marya Lilien (1900 or 1901–1998), Polish architect
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