Francis IV, Duke of Modena
| Francis IV | |
|---|---|
Portrait by Adeodato Malatesta, 1831 | |
| Duke of Modena and Reggio | |
| Reign | 14 July 1814 – 21 January 1846 |
| Predecessor | Ercole III d'Este, Duke of Modena |
| Successor | Francis V, Duke of Modena |
| Born | 6 October 1779 Milan, Duchy of Milan |
| Died | 21 January 1846 (aged 66) Modena, Duchy of Modena |
| Spouse | |
| Issue | |
| House | Habsburg-Este |
| Father | Ferdinand Karl, Archduke of Austria-Este |
| Mother | Maria Beatrice d'Este, Duchess of Massa |
| Religion | Roman Catholicism |
Francis IV Joseph Charles Ambrose Stanislaus (Italian: Francesco IV Giuseppe Carlo Ambrogio Stanislao d'Asburgo-Este; 6 October 1779 – 21 January 1846) was Duke of Modena, Reggio, and Mirandola (from 1815), Duke of Massa and Prince of Carrara (from 1829), Archduke of Austria-Este, Royal Prince of Hungary and Bohemia, Knight of the Order of the Golden Fleece.