Frederick of Pettorano, was the eldest illegitimate son of Frederick II, king of Sicily and Germany, besides Frederick of Pettorano, Frederick II probably named two other sons after himself: another illegitimate son, Frederick of Antioch, and a legitimate son by his wife, Isabella of England, was Holy Roman Empress, Queen of the Germans, and Queen consort of which location?
Frederick of Pettorano Frederick of Pettorano ("c". 1212/3 – after 1240) was the eldest illegitimate son of Frederick II, king of Sicily and Germany. He was born on Sicily to an Italo-Norman noblewoman after his father's first marriage to Constance of Aragon. This mistress's name is unknown, but she came from a family of Norman counts on Sicily and had a relationship with the teenage Frederick between 1211 and 1212. Their relationship ended when King Frederick went to Germany and in 1213 took up with another woman, a certain Adelaide. Besides Frederick of Pettorano, Frederick II probably named two other sons after himself: another illegitimate son, Frederick of Antioch, and a legitimate son by his wife Isabella. This last is known only by the initial "F." and died young.
Anne of Bavaria Anne of Bavaria (or of the Palatinate; Czech: "Anna Falcká" ; 26 September 1329 – 2 February 1353) was a queen consort of Bohemia. She was the daughter of Rudolf II, Duke of Bavaria and Count Palatine of the Rhine, and Anna, daughter of Otto III of Carinthia.