Marcus Eli Ravage (Revici) (June 25, 1884, Bârlad, Romania – October 6, 1965 Grasse, France) was a Jewish American immigrant writer who wrote many books and articles about immigration in America and Europe between the world wars. Best known for his autobiographical book An American in the Making (1917), he is also known for his 1928 article, "A Real Case Against the Jews".