Rudolf Österreicher, also Rudolf Oesterreicher, (19 July 1881 in Vienna – 23 October 1966 in idem) was an Austrian writer, librettist, comedy author, author of cabaret texts and biographer.
From 1945 to 1947 he was director of the Wiener Stadttheater [de].
[1] Comedies: Operettas: Adaptation: