What is Frederick II, Holy Roman Emperor?
{{Infobox royalty | name = Frederick II | image = Frederick II and eagle.jpg | succession = [[Holy Roman Emperor]]; [[King of Italy]] | reign = 1220–1250 | predecessor = [[Otto IV, Holy Roman Emperor|Otto IV]] | successor = [[Conrad IV of Germany|Conrad IV]] | coronation = 22 November 1220 (Rome) | succession1 = [[King of Germany]]<br />formally [[King of the Romans]] | reign1 = 1212–1220 | predecessor1 = [[Otto IV, Holy Roman Emperor|Otto IV]] | successor1 = [[Henry (VII) of Germany|Henry (VII)]] | coronation1 = 9 December 1212 ([[Mainz]])<br />25 July 1215 ([[Aachen]]) | succession2 = [[King of Sicily]] | reign2 = 1198–1250 | predecessor2 = [[Henry VI, Holy Roman Emperor|Henry VI]] | successor2 = [[Conrad IV of Germany|Conrad I]] | coronation2 = 3 September 1198 ([[Palermo]]) | succession3 = [[King of Jerusalem]] | reign3 = 1225–1228 | predecessor3 = [[Isabella II of Jerusalem|Yolande]] | successor3 = [[Conrad IV of Germany|Conrad II]] | coronation3 = 18 March 1229, [[Jerusalem]] | house = [[House of Hohenstaufen]] | spouse = [[Constance of Aragon]]<br />[[Isabella II of Jerusalem|Yolande of Jerusalem]]<br />[[Isabella of England]]<br />[[Bianca Lancia]] (?) | issue = [[Henry (VII) of Germany|Henry VII of Germany]]<br />[[Conrad IV of Germany]]<br />Henry Otto, Governor of Sicily<br />[[Margaret of Sicily|Margaret, Margravine of Meissen]]<br />[[Anna of Hohenstaufen|Anna, Empress of Nicaea]]<br />[[Manfred, King of Sicily]]<br />Violante, Countess of Caserta<br />[[Enzo of Sardinia]] | father = [[Henry VI, Holy Roman Emperor]] | mother = [[Constance, Queen of Sicily]] | birth_date = {{Birth date|1194|12|26|df=y}} | birth_place = [[Iesi]], Marche, [[Kingdom of Italy (medieval)|Italy]] | death_date = {{Death date and age|1250|12|13|1194|12|26|df=y}} | death_place = [[Castel Fiorentino]], Apulia, [[Kingdom of Sicily|Italy]]