Henry IV of England Henry IV of England Henry IV (15 April 1367 – 20 March 1413), also known as Henry Bolingbroke (), was King of England from 1399 to 1413, and asserted the claim of his grandfather, Edward III (himself a maternal grandson of Philip IV of France), to the Kingdom of France. Henry was born at Bolingbroke Castle in Lincolnshire. His father, John of Gaunt (1340-1399) (created 1st Duke of Lancaster in right of his wife), was the fourth son (third to survive to adulthood) of King Edward III and enjoyed a position of considerable influence during much of the reign of
Joan of Navarre, Queen of England Joan of Navarre, Queen of England Joan of Navarre, also known as Joanna ( – 10 June 1437) was Duchess of Brittany by marriage to Duke John IV, and later Queen of England by marriage to King Henry IV. She served as regent of Brittany from 1399 until 1403 during the minority of her son. She also served as regent of England during the absence of her stepson in 1415. She was a daughter of King Charles II of Navarre and Joan of France. On 2 October 1386, Joan married her first husband, John IV, Duke of Brittany (known in