Overview
Franziska Sontag (née Martloff or Markloff) (2 January 1787/89 – 10 April 1865) was a German operatic soprano and stage actress.
Life
Martloff was born in Heddernheim on 2 January 1787 or 1789. She was the daughter of an electoral official and was already on stage at the age of twelve. She received her first engagement at the Staatstheater Mainz and from there changed to the Theater Koblenz.
Between 1812 and 1814 Martloff appeared at the Staatstheater Darmstadt and could be seen there together with August Wilhelm Iffland. In 1815 she went to the State Opera in Prague and stayed there until 1824. In time she replaced her colleague Sophie Schröder as the "first actress".
From Wikipedia (CC BY-SA 4.0).