Tags: Noble.
Otto IV Count of Wittelsbach (c. 1083 – 4 August 1156) was a son of Eckhard I Count of Scheyern and his wife Richardis of Carniola-Orlamünde. Otto named himself Otto of Wittelsbach after Wittelsbach Castle near Aichach. From 1116 onwards he served Henry V Holy Roman Emperor and he was Count palatine of Bavaria from 1120.Otto married Heilika of Pettendorf-Lengenfeld a daughter of Count Frederick III of Pettendorf-Lengenfeld-Hopfenohe.