*Henry de Percy
born 1320 Castle Alnwick, Northumberland, England
died 18 May 1368 buried Alnwick, Northumberland, England

father:
*Henry de Percy
born 6 February 1300/01 Leconfield, Yorkshire, England
died 26 February 1351/52 Warkworth, Northumberland, England
buried 1352 Priory of Alnwick, Northumberland, England

mother:
*Idonea de Clifford
born about 1300 Appleby, Westmoreland, England
died 24 August 1365
buried Beverley Minster, Beverley, Yorkshire, England
married 1314 Yorkshire, England

siblings:
Margaret de Percy born about 1318 Alnwick, Northumberland, England
christened Alnwick, Northumberland, England
died 3 September 1376 Gyng, New Buttsbury, Essex, England buried Church of Friars, Chelmsford, Essex, England
Richard de Percy born 1322 Alnwick, Northumberland, England
Roger de Percy born about 1324 Alnwick, Northumberland, England
Robert de Percy born 1326 Alnwick, Northumberland, England
Isabel de Percy born about 1326 Alnwick, Northumberland, England died 1368
Thomas de Percy born 1328 Alnwick, Northumberland, England died 1369
William de Percy born 1332 Alnwick, Northumberland, England
*Maud de Percy born about 1335 Warkworth Castle, Alnwick, Northumberland, England
died 18 February 1378/79 buried Durham Cathedral, Durham, England
Eleanor de Percy born about 1336 Alnwick, Northumberland, England died before 1368

spouse:
*Mary Plantagenet
born 1320 Tutbury Castle, Tutbury, Staffordshire, England
died 1 September 1362
buried Alnwick, Northumberland, England
married September 1334 Tutbury Castle, Tutbury, Staffordshire, England

children:
*Henry de Percy born 10 November 1341 Alnwick Castle, Alnwick, Northumberland, England
christened 10 November 1341 Northumberland, England
died 19 February 1407 Bramham Moor, Bramham, Yorkshire, England
buried York Minster, Yorkshire, England
Thomas Percy born about 1345 Alnwick, Yorkshire, England
died 21 July 1403 Shrewsbury, Shropshire, England
Isabel Percy born about 1345 Alnwick, Yorkshire, England

biographical or anecdotal information:


source:
LDS
ancestry.com