1638 - Maria Teresa of Austria daughter of Felipe IV and Elisabeth of France.(Elizabeth was the daughter of Henri IV and Marie de Medicis). Unlike France, Spain did not have Salic Law. Theresa's brother Balthazar Charles died in
King Umberto II and Queen Marie Jose of Italy with Princess Maria Pia. They were not happy and eventually separated. Little Maria Pia grew up to marry Prince Alexander of Yugoslavia with whom she had two sets of twins.