Sir Robert de Plumpton, b: 1239 -


			^{Nigell de Plumpton}^{b.1216 Plumpton, Yorkshire, England d.1271 Plumpton, Yorkshire, England}

		^{Sir Robert de Plumpton}^{b.1239 d.1295 Grassington, England}

	^{Robert de Plumpton}^{b.1268 Knaresborough, England d.1325 Plumpton, Yorkshire, England}

		^{Isabella de Westwick}^b.1243 d.

^{Eustacia de Plumpton}^{b.1302 Plumpton, Yorkshire, England d.1354}

	^{Lucy de Ros}^{b.1270 Plumpton, Yorkshire, England d.1332 Plumpton, Yorkshire, England}