| Dukedom of Syracuse | |
| Creation Date: | 18 February 1940 |
| First Holder: | Princess Inés of Bourbon-Two Sicilies |
| Present Holder: | Princess Inés of Bourbon-Two Sicilies |
| Heir Apparent: | Isabel de Morales y Borbón-Dos Sicilias |
Duke of Syracuse is a Spanish–Duosicilian royal title that was created in 1940 in the defunct Peerage of the Two Sicilies by Infante Alfonso, heir to the throne of the Two Sicilies, for his newborn daughter Princess Inés.[1] [2] It makes reference to the city of Syracuse in the former Kingdom of the Two Sicilies. Although the original denomination was Count of Syracuse, it was elevated to a dukedom by the grantor.