Ranuccio married
Donna Margherita Aldobrandini, daughter of
Don Giovanni Francesco Aldobrandini, Prince of Carpineto and
Donna Olimpia Aldobrandini, Princess of Meldola, on 7 May 1600 in
Rome, St. Sixtus. The couple had nine children: • Alessandro Francesco Maria Farnese (8 August 1602), died at birth. • Maria Farnese (5 September 1603), died at birth. • Alessandro Farnese (5 September 1610 – 24 July 1630), Hereditary Prince of Parma and Piacenza, deaf and mentally disabled from birth, excluded from the succession. •
Odoardo Farnese, Duke of Parma (28 April 1612 – 11 September 1646), married
Margherita de' Medici and had issue. • Orazio Farnese (7 July 1613 – 28 February 1614), died in infancy. •
Maria Farnese (18 February 1615 – 25 July 1646), married
Francesco I d'Este, Duke of Modena • Maria Farnese (29 April 1618), died at birth. •
Vittoria Farnese (29 April 1618 – 10 Aug 1649), married
Francesco I d'Este, Duke of Modena and had issue. •
Francesco Maria Farnese (19 August 1620 – 13 July 1647), Cardinal. Before his marriage Ranuccio I had a relation with Briseide Ceretoli, who was at that time unmarried; she was the daughter of Ottavio Ceretoli, a
colonel who had died in Flanders in the following of Alessandro Farnese, Duke of Parma. The couple had two natural children: • (illeg.)
Ottavio Farnese (1598–1643) • Isabella Farnese, married Don Giulio Cesare
Colonna, Prince of Palestrina and Carbognano (1602-1681) ==References==