Archduke Ferdinand
There have been several men titled Archduke Ferdinand of Austria, including:
- Archduke Ferdinand Karl Anton Joseph Johann Stanislaus of Austria-Este (1754-1806), fourth son and fourteenth child of Franz I and Maria Theresa, became heir to the Duchies of Modena and Reggio through his marriage to the Este heiress, and served as commander of an Austrian army in the War of the Third Coalition (1805).
- Archduke Ferdinand Joseph Johann Baptist (1769-1824), second son of Emperor Leopold II, became Grand Duke Ferdinand III of Tuscany.
- Archduke Ferdinand Karl Joseph of Austria-Este (1781-1850), was the younger son of Archduke Ferdinand Karl Anton Joseph Johann Stanislaus.
- Archduke Ferdinand Karl Leopold Joseph Franz Marcelin (1793-1875), eldest son of Franz II, became Emperor Ferdinand I of Austria upon his father's death in 1835.
- Archduke Ferdinand Karl Viktor of Austria-Este (1821-1849), was the younger son of Duke Francis IV of Modena.
- Archduke Ferdinand Maximilian Joseph (1832-1867), became Emperor Maximilian I of Mexico in 1864.
- Archduke Franz Ferdinand Karl Ludwig Joseph (1863-1914), better known as Franz Ferdinand, was Heir to the Austrian throne from 1896 until he was assassinated in 1914, sparking the First World War.
- Archduke Ferdinand Karl Ludwig Joseph Johann Maria (1868-1915), brother of Franz Ferdinand, abandoned his dynastic rights to marry Bertha Czuber in 1909.
