Isolde de Mortimer was born circa 1275 in England, United Kingdom to Edmund Mortimer, 2nd Baron Mortimer (1251-1304) and Margaret de Fiennes (aft1269-1333) and died circa 1338 England, United Kingdom of unspecified causes. She married Hugh de Audley (c1274-1326) 1288 JL . William I of England (1027-1087), Henry II of England (1133-1189), Charlemagne (747-814), 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.
|Elizabeth de Audley (c1289-c1345)||1289 Bostock, Cheshire, England, United Kingdom||1345 Cheshire, England, United Kingdom||William de Bostock (c1288-c1340)|
|Hugh de Audley, 1st Earl of Gloucester (c1291-1347)||1291 Oxfordshire, England, United Kingdom||10 November 1347 France||Margaret de Clare (1293-1342)|
|Nicholas de Audley (c1290)|
|James de Audley (c1292-aft1333)|
|Alice de Audley (c1300-c1375)||1300||11 January 1374 Greystoke, Northumberland, England, United Kingdom||Ralph, 3rd Lord of Greystoke (1299-1323) |
Ralph Neville, 2nd Baron Neville of Raby (c1291-1367)