The list of monarchs of Viola. Since 1877, the ruling family has been the House of Stennori-Van Draak.
List[]
| Monarch | Life | Reign |
|---|---|---|
| Francesco I | 1568-1649 | 1604-1649 |
| Alessandro I | 1591-1655 | 1649-1655 |
| Alessandro II | 1629-1694 | 1655-1694 |
| Alessandro III | 1661-1761 | 1694-1732 |
| Charles I | 1694-1761 | 1732-1761 |
| Charles II | 1727-1801 | 1761-1801 |
| Giovanni I | 1759-1813 | 1801-1813 |
| Giovanni II | 1793-1877 | 1813-1877 |
| Isabella | 1836-1929 | 1877-1929 |
| Charles III | 1858-1939 | 1929-1932 |
| Pietro I | 1886-1977 | 1972-1977 |
| Charles IV | 1917-1986 | 1977-1986 |
| Isabella II | born 1945 | 1986-date |