Sibylle Wurzinger-Gund was born in Bad Ischl, Austria in 1962 where she also grew up. She is a granddaughter of Robert Gund, composer of late Romantic lieder.
She took lessons with Fritz Scharlach in Salzburg, Karl Schatz in Linz and Thomas Kakuska in Vienna. Following completion of her diploma programme she passed the examination qualifying her as a teacher with distinction.
From 1984 to 1986 she was a substitute principal violinist with the Vienna Symphony Orchestra and a member of the Vienna Haydn-Sinfonietta.
From 1988 to 2010 she was a member of the ensemble Plus Ultra which focuses on Baroque chamber music. Since 2005 the musician has appeared regularly with the Währinger Streichquartett.
Sibylle Wurzinger-Gund has been a member of the ORF Vienna Radio Symphony Orchestra since 1987.