Francis IV Joseph Charles Ambrose Stanislaus was Duke of Modena, Reggio, and Mirandola, Duke of Massa and Prince of Carrara, Archduke of Austria-Este, Royal Prince of Hungary and Bohemia, Knight of the Order of the Golden Fleece.
- Occupation
- aristocrat
- Position held
- monarch of Italy
- Citizenship
- Duchy of Modena and Reggio
- Born
- October 6, 1779
- Died
- January 21, 1846