Prince Segurd Duke of Hadaflkte

Prince Segurd Duke of was born in 0903.  Prince Segurd Duke of's father was King Harald I of Norway and his mother was Queen Snefired of Norway.  His paternal grandparents were Duke Halfdan III of Vestfold and Princess Ragnhild of Vestfold. He had three brothers and two sisters, named Prince Halfdan of, Prince Ragnvald Duke of, Prince Dag Duke of, Princess Gundrad of and Princess Ingegard of.  He was the oldest of the six children. He had seven half-brothers and a half-sister, named Prince Olav Duke of, Prince Bjorn Duke of, Prince Ragmar Duke of, Prince Thorgils of, Prince Frode of, Prince Rorek of, Prince Sygtrygg of and Princess Alof of.  He died at the age of 31 in 0934.

He had a biological son named Duke Halfdan of.