Gustav Weinberg (26 April 1856, Gersfeld – 1909) was a German teacher, author, dramatist and poet.
He earned a PhD in literature at the University of Heidelberg in 1884 with the dissertation Das französische Schäferspiel in der ersten Hälfte des siebzehnten Jahrhunderts ("The French Pastoral Play in the First Half of the Seventeenth Century").
He then worked as a private tutor and as a teacher at the Philanthropin School of the Jewish community in Frankfurt.
Other dramatic works included Lieder eines Narren ("A Fool’s Songs") and Der Halling: Oper in drei Akten ("The Halling: Opera in Three Acts").
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