Idoine de Clifford was born circa 1300 in Appleby, Westmorland, England, United Kingdom to Robert de Clifford, 1st Baron de Clifford (1274-1314) and Maud de Clare (c1276-1327) and died 24 August 1365 Alnwick, Northumberland, England, United Kingdom of unspecified causes. She married Henry de Percy, 2nd Baron Percy (1299-1352) 1314 JL in Yorkshire, England, United Kingdom. William I of England (1027-1087), Alfred the Great (849-899)/s, Charlemagne (747-814)/s, Hugh Capet (c940-996)/s, William I of England (1027-1087)/s, Rollo of Normandy (860-932)/s.


Offspring of Henry de Percy, 2nd Baron Percy (1299-1352) and Idoine de Clifford¢
Name Birth Death Joined with
Henry de Percy, 3rd Baron Percy (1320-1368) 1320 May 1368 England, United Kingdom Mary of Lancaster (c1320-1362)
Joan Orreby (-1368)
Thomas Percy, Bishop of Norwich
Roger Percy (c1324-)
Maud Percy (-1379) 18 February 1379 John Neville, 3rd Baron Neville de Raby (1328-1388)
Eleanor Percy (c1328-)
Isabel Percy (c1330-)

Footnotes (including sources)

‡ General
¢ Children