Hawise de Quincy was born on an unknown date to Saer de Quincy, 1st Earl of Winchester (c1170-1219) and Margaret Beaumont (1180-1236) and died after 1273 of unspecified causes. She married Hugh de Vere, 4th Earl of Oxford (c1210-1263) . Charlemagne (747-814), Alfred the Great (849-899)/s, Charlemagne (747-814)/s.
|Isabel de Vere (c1222-aft1299)||1235||11 August 1299||John de Courtenay (c1218-1274)|
|Robert de Vere, 5th Earl of Oxford (c1240-1296)||1240||1296||Alice de Sanford (c1240-)|
|Laura de Vere (-1292)|