William Plantagenet de Warenne was born 1256 to John de Warenne (1231-1304) and Alice de Lusignan (1224-1256) and died 15 December 1286 of a tournament accident. He married Joane de Vere (c1261-) June 1285 JL . Charlemagne (747-814), Hugh Capet (c940-996), Rollo of Normandy (860-932), Alfred the Great (849-899)/s, Charlemagne (747-814)/s, Hugh Capet (c940-996)/s, Rollo of Normandy (860-932)/s.

William de Warenne was the only son of John de Warenne, 6th Earl of Surrey and his wife Alice de Lusignan.[1]


William married Joan, daughter of Robert de Vere, 5th Earl of Oxford. They had the following children:

William was killed in a tournament at Croydon in 1286, predeceasing his father. It has been suggested that this was murder, planned in advance by William's enemies.[2][3] On the 5th Earl's death the title went to John, the only son of William. John died without legitimate children, so on his death the title passed to Richard FitzAlan, 10th Earl of Arundel, eldest son of Edmund FitzAlan and John' sister Alice.


Offspring of William and Joane de Vere (c1261-)
Name Birth Death Joined with
John de Warenne (1286-1347) 30 June 1286 June 1347 Joan of Bar (1297-1361)
Maud de Nerford (1292-1345)
Isabella Holland
unknown partner
Alice de Warenne (1287-1338) 1287 1338 Edmund FitzAlan, 9th Earl of Arundel (1285-1326)


Offspring of John de Warenne (1231-1304) and Alice de Lusignan (1224-1256)
Name Birth Death Joined with
Eleanor de Warenne (1251-1282) 1251 1282 Henry de Percy (1228-1272)
Isabella de Warenne (c1253-bef1292) 1253 1292 John of Scotland (c1249-1314)
William de Warenne (1256-1286) 1256 15 December 1286 Joane de Vere (c1261-)


  1. ^ Frederick Lewis Weis, Walter Lee Sheppard and William Ryland Beall, The Magna Charta Sureties, 1215: The Barons Named in the Magna Charta, 1215, and Some of Their Descendants who Settled in America During the Early Colonial Years (Genealogical Pub. Co., 1999), p. 184
  2. ^ Juliet R. V. Barker, The Tournament in England, 1100-1400 (Boydell Press, 1986), p. 47
  3. ^ The Chronicle of Bury St Edmunds, ed. A. Gransden (Nelson, 1964), p. 87

Footnotes (including sources)

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