When did Otto V, Duke of Bavaria's father become the King of the Romans?
Louis IV, Holy Roman Emperor Louis IV (German: "Ludwig" ; 1 April 1282 – 11 October 1347), called the Bavarian, of the house of Wittelsbach, was King of the Romans from 1314, King of Italy from 1327, and Holy Roman Emperor from 1328.
Princess Maria Ludwiga Theresia of Bavaria Princess Maria Ludwiga Theresia of Bavaria (6 July 187210 June 1954) was a daughter of the last King of Bavaria, Ludwig III, and his wife, Maria Theresia of Austria-Este. Her husband, Prince Ferdinand Pius, Duke of Calabria, became the head of the House of Bourbon-Two Sicilies on 26 May 1934, thus she was titular queen consort of the Two Sicilies.