Hilde Wagener was born on September 26, 1904 in Hannover, Germany as Brunhilde Karoline Katherine Wagener. She was an actress, known for Sissi (1955), Sissi: The Young Empress (1956) and The Burning Secret (1933). She was married to Otto Treßler. She died on December 26, 1992 in Baden, Austria.
Stage actress in occasional films. Ensemble member of the Vienna Burgtheater from 1924 to 1990. Founded the organisation 'Künstler helfen Künstlern', a home for ageing or retired performers, in 1955.