Harold was born around 1022 and died at the Battle of Hastings 14th October 1066. He was the second son of Earl Godwin of Wessex and brother in law to King Edward the Confessor. He was nominated to be King over the young Edgar Aetheling on the death of Edward the Confessor. Harald Hardrada of Norway and William, Duke of Normandy both believed they had a claim to the throne and invaded. William defeated Harold at the Battle of Hastings and became King William I.
Family tree for King Harold II known as Godwinson who was defeated at the Battle of Hastings showing: