Siegmund III Christoph Graf von Schrattenbach, also Sigismundus was Prince-Archbishop of Salzburg from 1753 to 1771. Both the composers, Leopold and Wolfgang Mozart served under him.
- Occupation
- Catholic priest, composer, Catholic deacon, Catholic bishop
- Position held
- Catholic archbishop
- Born
- February 28, 1698
- Died
- December 16, 1771