Family: Henry Percy, 3rd Baron Percy of Alnwick Warden of the Marches High Sheriff of Northumberland / Mary Plantagenet of Lancaster, Baroness Percy (F6577)

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Henry de Percy, 2nd Baron Percy (1301-1352)

Idoine de Clifford, Baroness Percy (1303- )

 

 

Henry Plantagenet of Lancaster, 3rd Earl of Lancaster 3rd Earl of Leicester (1281-1345)

Maud Chaworth, Countess of Lancaster (1282-1322)

 

 

Blanche Plantagenet of Lancaster, Baroness Wake of Liddell (1302-1380)

Maud Plantagenet of Lancaster, Countess of Ulster (1310-1377)

Henry Plantagenet of Grosmont, 1st Duke of Lancaster 4th Earl of Leicester 4th Earl of Lancaster Earl of Derby KG (1310-1361)

Joan Plantangenet of Lancaster, Baroness Mowbray (1312-1349)

Isabel Plantagenet of Lancaster, Prioress of Amesbury (1317-1348)

Eleanor Plantagenet of Lancaster, Countess of Arundel (1318-1372)

Mary Plantagenet of Lancaster, Baroness Percy (1320-1362)

Henry Percy, 3rd Baron Percy of Alnwick Warden of the Marches High Sheriff of Northumberland (1321-1368)

Family with Joan Orreby, Baroness Percy

Thomas Percy

Henry Percy, 1st Earl of Northumberland 4th Baron Percy King of Mann KG Lord Marshal (1341-1408)