First Earl of Pembroke. He was a Knight, Counselor and Ambassador of Henry II Plantagenet, King of England. He was also a member of the Knights Templar, which is why he's buried in the Temple Church. He was also the son-in-law of King John I and saved his throne during the Magna Carta Crisis. After the death of John I, he was Regent of England for King Henry III from 1216-19.