Leopold Maximilian Graf von Firmian was Auxiliary Bishop in Passau and Titular Bishop of Tiberias from 1797, from 1800 to 1816 Bishop of Lavant, was appointed Archbishop of Salzburg in 1816, but in 1818 was only confirmed as administrator of the Archdiocese of Salzburg. From 1822 to 1831, he was Prince-Archbishop of Vienna.
- Occupation
- Catholic priest, Catholic deacon, Catholic bishop
- Position held
- Roman Catholic Bishop of Lavant, Titular Bishop of Tiberias, Archbishop of the Roman Catholic Archdiocese of Vienna, auxiliary bishop
- Born
- October 10, 1766, 1766
- Died
- November 12, 1831, November 29, 1831