Francesco Maria II Della Rovere 
Francesco Maria II Della was born on February 20th, 1549. He died at the age of 82 on April 28th, 1631.General Notes
SOURCES: "Ancestors/Descendants of Royal Lines" (Contributors: Manuel Abranches de Soveral, Reynaud de Paysac, H.R. Moser <Burke Peerage>), L. Orlandini, O.Guionneau, L.B. de Rouge, E. Polti, A.Terlinden <Genealogy of the existing British Peerage, 1842, and E. Lodge>) http://geneastar.org.
Francesco Maria II Della and Lucrezia D' were married in a religious ceremony on January 19th, 1570.
They had a son named Federico Ubaldo Della.
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Children
Federico Ubaldo Della Rovere
Federico Ubaldo Della was born on May 16th, 1605. He died at the age of 18 on June 28th, 1623.