Ordulf was born in 1022 A.D. and died 28th March 1072 A.D. was the Duke of Saxony from 1059 he succeeded by his father Bernard II until his death and was member of the Billung family.

Ordulf’s reign was occupied by wars with without end, this happened to be his whole career. He was also allied with Denmark, this endeavor had been strengthened, by his marrying Wulfhild of Norway, who was the Daugther of King Olaf II of Norway 1042 A.D. He was buried in Church of St Michael in Luneburg.