William de Plumpton, b: 1297 - Plumpton, England


			^{Robertus de Plumpton}^{b.1241 Plumpton, England d.1298}

		^{Robert Plumpton}^{b.1268 Plumpton, England d.1325 of Plumpton, England}	^{Isabella de Westwick}^{b.1243 Grassington, England d.}

	^{William de Plumpton}^{b.1297 Plumpton, England d.1362}		^{William de Ros}^{b.1244 Ingmanthorpe, England d.1310}

		^Lucy Ros^{b.1270 Plumpton, England d.1332}	^{Eustache Fitz Ralph}^{b.1248 Greseley, England d.}

^{Robert Plumpton}^{b.1334 Plumpton, England d.1407}

		^{Henry de Beaufitz}^{b. Ribstane d.}

	^{Agnes de Beaufitz}^{b. d.}