Francesco Maria de ' Medici ( 12 November 1660 -- 3 February 1711 ) was member of the House of Medici . He was a Governor of Siena , cardinal and later the Duke of Rovere and Montefeltro . Francesco Maria de ' Medici ( 12 November 1660 -- 3 February 1711 ) was an Italian cardinal and Duke of Rovere and Montefeltro .