| Mattias de' Medici | |
|---|---|
_-_Portrait_of_Mattias_de%27_Medici.jpg) Portrait by Justus Sustermans, c. 1660 | |
| Governor of Siena | |
| Predecessor | Leopoldo de' Medici |
| Successor | Francesco Maria de' Medici |
| Born | 9 May 1613 Florence, Tuscany |
| Died | 11 October 1667 (aged 54) Siena, Tuscany |
| Burial | |
| House | Medici |
| Father | Cosimo II de' Medici, Grand Duke of Tuscany |
| Mother | Maria Maddalena of Austria |
| Religion | Roman Catholicism |
Mattias de' Medici (9 May 1613 – 11 October 1667) was the third son of Grand Duke Cosimo II de' Medici of Tuscany and Archduchess Maria Maddalena of Austria. He was governor of Siena, with interruptions, from 1629. He never married.[1]
- ^ Young, The Medici: Volume II, p 531.