People Philip Prospero, Prince of Asturias Heir apparent to the Spanish throne.28 November 1657 – 1 November 1661 Philip IV of Spain8 April 1605 – 17 September 1665Mariana of Austria24 December 1634 – 16 May 1696 Philip Prospero, Prince of Asturias28 November 1657 – 1 November 1661 ParentsPhilip IV of Spain8 April 1605 – 17 September 1665Mariana of Austria24 December 1634 – 16 May 1696SiblingsJohn Joseph of Austria7 April 1629 – 17 September 1679Balthasar Charles17 October 1629 – 9 October 1646Maria Theresa of Spain10 September 1638 – 30 July 1683Margaret Theresa of Spain12 July 1651 – 12 March 1673Charles II of Spain6 November 1661 – 1 November 1700 From Wikipedia and Wikidata (public domain), updated daily.
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