| Authorised form of name | Francis I (1708 - 1765); Roman Emperor and Grand Duke of Tuscany |
| Other forms of name | Francis, Duke of Lorraine |
| Dates | 1708 - 1765 |
| Date of birth | 08 December 1708 |
| Date of death | 18 August 1765 |
| Membership category | Fellow |
| Date of election | 18/11/1731 |
| Relationships | Succeeded as Duke of Lorraine (1729); exchanged Lorraine for the reversion of the grand duchy of Tuscany (1735) |
| Source | Sources:
Bulloch's Roll |
| Code | NA940 |