Sophie of Saxe-Lauenburg was a German regent, Duchess of Jülich-Berg by marriage to Gerhard VIII of Jülich-Berg. She was regent of Jülich, Berg and Ravensberg during the incapacity of her spouse and the minority of her eldest son William IV from 1456 until 1473.
- Occupation
- politician
- Position held
- regent
- Citizenship
- Holy Roman Empire
- Born
- 1444
- Died
- September 9, 1473