Henry de Beaumont, b: 1340 - Brabant, Belgium-3rd Lord Beaumont


			^{Sir-Henry Beaumont}^{b.1263 1st Earl of Buchan d.1340}

		^{Sir-John Beaumont}^{b.1317 2nd Lord Beaumont d.1342}	^Alice Comyn^{b.1296 d.1349}

	^{Henry de Beaumont}^{b.1340 Belgium-3rd Lord Beaum d.1369}		^{Sir-Henry Plantagenet}^{b.1281 3rd Earl of Lancaster d.1345}

		^{Lady-Eleanor Plantagenet}^{b.1318 d.1372 Arundel Castle, Sussex.}	^{Maud Chaworth}^{b.1282 d.1327}

^{Sir-John de Beaumont}^{b.1361 d.1396}

		^{John de Vere}^{b.1311 7th Earl of Oxford d.1359}

	^{Margaret de Vere}^{b.1344 d.1398}

		^{Maud de Badlesmere}^{b.1310 d.1366}