Overview
Philippa de Mohun (c. 1367 – 17 July 1431) was Duchess of York, as a result of her third marriage to Edward of Norwich, 2nd Duke of York (c.1373–1415), Lord of the Isle of Wight, a grandson of King Edward III (1327–1377). She succeeded her third husband as Lady of the Isle of Wight (1415–1431).
Origins
Philippa's birthdate is unknown. She was the third daughter and co-heiress of John Mohun, 2nd Baron Mohun (c.1320–1375), KG, one of the Founding Knights of the Order of the Garter, feudal baron of Dunster, of Dunster Castle, Somerset, by his wife Joan Burghersh (d.1404), daughter of Bartholomew de Burghersh, 1st Baron Burghersh (c.1304–1355).
Inheritance
Although her father was the last in the male line of Mohun of Dunster (for he died without male issue), neither she nor either of her sisters inherited their paternal estates at Dunster. (These lands had been held by the family since before the Domesday Book of 1086.) This was owing to the fact that her mother Lady Mohun (died 1404) had sold the reversion of the estates in 1374 to Lady Elizabeth Luttrell (d.1395), wife of Sir Andrew Luttrell and a daughter of Hugh de Courtenay, 2nd Earl of Devon (1303–1377). The Luttrell family and their later descendants in a female line from 1737 owned Dunster Castle until 1976, when it was donated to the National Trust.
Marriages and progeny
Philippa married three times:
First to Walter Fitzwalter, 4th Baron Fitzwalter (d. 26 September 1386); this marriage produced one son named Walter, 5th Baron Fitzwalter (d. 1407) mentioned in his mother's will.
Secondly to Sir John Golafre (d. 18 November 1396), the bastard son of Sir John Golafre (d.1379) of Sarsden in Oxfordshire, Bury Blunsdon in Wiltshire, Fyfield in Garford and Frilford in Berkshire, eldest son of Sir John Golafre (d.1363), MP. He was a favoured knight of the chamber of King Richard II (1377–1399) and was Constable of Wallingford Castle. He was a notable jouster. He died on 18 November 1396 and at the king's order was buried in the royal chapel in Westminster Abbey.
Thirdly, before 7 October 1398, to Edward of Norwich, 2nd Duke of York (c.1373 – 25 October 1415), eldest son of Edmund of Langley, 1st Duke of York, by his first wife Isabella of Castile, and a grandson of King Edward III. By her third marriage Philippa became Duchess of York.
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