Family: Sir Henry PERCY, 9th Baron Percy of Topcliffe, 2nd Baron Percy of A / Idonia DE CLIFFORD (F3965)
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Male
Sir Henry PERCY, 9th Baron Percy of Topcliffe, 2nd Baron Percy of A
Birth Abt 1298 Death 1352 Burial Marriage Father Henry DE PERCY, 1st Baron Percy | F4975 Group Sheet Mother Eleanor FITZALAN | F4975 Group Sheet
Female
Idonia DE CLIFFORD
Birth Abt 1303 Death Burial Father Robert DE CLIFFORD, 1st Baron de Clifford of Appleby Castle | F5420 Group Sheet Mother Maud DE CLARE | F5420 Group Sheet
Male
Henry DE PERCY, 3rd Baron Percy of Alnwick
Birth Abt 1321 Death Abt 18 May 1368 Alnwick, Northumberland, England 
Burial 1368 Alnwick Abbey Spouse Mary, of Lancaster | F3842 Marriage Spouse Joan DE ORREBY | F5433 Marriage Abt 1365
Female
Isabel DE PERCY
Birth Abt 1326 Alnwick Castle, Alnwick, Northumberland, England Death Burial Spouse Sir William ATON, 2nd Baron Aton | F3954 Marriage
Female
Maud PERCY
Birth Abt 1340 Warkworth Castle, Northumberland, England Christening Warkworth Castle, Northumberland, England Death Bef 18 Feb 1379 Durham Cathedral, Durham, England Burial Durham Cathedral, Durham, England Spouse John NEVILLE, 3rd Baron Neville of Raby, KG | F3857 Marriage Bef 1364 Raby with Keverstone, Staindrop, Durham, England
Female
Eleanor PERCY
Birth Death Burial Spouse John FITZWALTER, 2nd Baron FitzWalter | F5437 Marriage
Female
Margaret PERCY
Birth Death 1375 Gyng, Essex, England Burial Spouse Sir Robert D'UMFRAVILLE, of Pallethorp | F5489 Marriage 1340 Spouse William FERRERS, 3rd Baron Ferrers of Groby | F5490 Marriage