Prince Franz Seraph von Orsini-Rosenberg was born a member of Orsini-Rosenberg family, son of Prince Vinzenz Fererius von Orsini-Rosenberg and Maria Juliana, Countess von Stubenberg.
- Occupation
- military officer
- Citizenship
- Habsburg monarchy, Austrian Empire
- Born
- 1761, October 18, 1761
- Died
- 1832, August 4, 1832