Manfred (1232, Venosa – 26 February 1266) was the King of Sicily from 1258 to 1266. He was a natural son of the emperor Frederick II of Hohenstaufen, Bianca Lancia (or Lanzia) his mother.
Charles the Count of Anjou defeats Manfred at the battle of Benevento on February 26, 1266 , ending of Hohenstaufen dynasty.
more on https://en.wikipedia.org/wiki/Manfred,_King_of_Sicily