children together: Humphrey Stafford, 1st Duke of Buckingham, who married his second cousin, Anne, daughter of Ralph Neville, 1st Earl of Westmorland, and Joan Beaufort, Countess of Westmorland. Joan was a daughter of John of Gaunt, 1st Duke of Lancaster, and his third wife Katherine Swynford. Anne Stafford, Countess of March, who married Edmund Mortimer, 5th Earl of March. Edmund was a great-grandson of Lionel of Antwerp, 1st Duke of Clarence. Edmund and Anne had no children. She married secondly John Holland, 2nd Duke of Exeter (d. 1447), and had one son, Henry Holland, 3rd Duke of Exeter (d. 1475), and a daughter Anne, who married John Neville, 1st Baron Neville de Raby. Philippa Stafford, died young Issue of Anne and William Bourchier, Count of Eu In about 1405, Anne married William Bourchier, 1st Count of Eu (d. 1420), son of Sir William Bourchier and Eleanor of Louvain, by whom she had the following children: Henry Bourchier, Earl of Essex. He married Isabel of Cambridge, daughter of Richard of Conisburgh, 3rd Earl of Cambridge, and Anne de Mortimer. Isabel was also an older sister of Richard Plantagenet, 3rd Duke of York. Eleanor Bourchier, Duchess of Norfolk, married John Mowbray, 3rd Duke of Norfolk William Bourchier, 9th Baron FitzWarin Cardinal Thomas Bourchier John Bourchier, Baron Berners. John was the grandfather of John, Lord Berners, the translator of Froissart Anne died on 16 October 1438 and was buried in Llanthony Secunda Priory, Gloucester. Ancestry Footnotes References External links The Plantagenet Family Royal Ancestors of Lady Shirley The Stafford Family The Bourchier Family 1383 births 1438 deaths Anne of Gloucester Daughters of English dukes English countesses Anne of Gloucester Anne Anne of Gloucester 15th-century English women 15th-century English people 14th-century English women 14th-century English people