 He was heir-presumptive until the birth of his cousin, Alfonso in 1907, to Alfonso XIII and Queen Victoria Eugenie.Alfonso married Princess Alicia of Bourbon-Parma (1917-2017), his second cousin, daughter of Elias, Duke of Parma and Piacenza and his wife Archduchess Maria Anna of Austria, on 16 April 1936 in Vienna, Austria.Alfonso and Alicia had three children