<page_title> List of French Presidents by longevity </page_title> <section_title> French Presidents </section_title> <table> <cell> Sadi Carnot <col_header> President </col_header> </cell> <cell> 20,772 days (56 years, 318 days) <col_header> Lifespan </col_header> </cell> </table>
The shortest-lived president was Sadi Carnot, who died at the age of 56 years, 318 days.