Gustav Meyrink
Gustav Meyrink was the pseudonym of Gustav Meyer, an Austrian author, novelist, dramatist, translator, and banker, most famous for his novel The Golem. He has been described as the most respected German language writer in the field of supernatural fiction.
Gustav Meyrink was born with the name Gustav Meyer in Vienna, AustriaHungary on January 19, 1868. He was the illegitimate son of Baron Karl von Varnbler und zu Hemmingen and actress Maria Wilhelmina Adelheyd Meier. Meyrink was not, despite the statements of some of his contemporaries, of Jewish descent this rumour arose due to a confusion of his mother with a Jewish woman of the same name.
Source: Wikipedia