Henry was born in 1068 (exact date not known) and died 1st December 1135. He was the third son of William I and the first of William’s children to be born in England. He became King after his brother William II was killed while hunting in the New Forest 2nd August 1100. His son, William died in the White Ship Disaster leading to a succession crisis as Henry had no other legitimate surviving male children.
Family tree for Henry, son of William I showing: