William de Beauchamp, b: 1237 - Elmley Castle, England


			^{Walter de Beauchamp}^{b.1184 Elmley Castle, England d.1236 Elmley Castle, England}

		^{William de Beauchamp}^{b.1210 Worcestershire, England d.1269 Elmley Castle, England}	^{Joan de Mortimer}^{b.1194 Worcestershire, England d.1268 Elmley Castle, England}

	^{William de Beauchamp}^{b.1237 Elmley Castle, England d.1298 Worcestershire, England}		^{William Mauduit}^{b.1196 Hanslope, England d.1257 England}

		^{Isabel Mauduit}^{b.1214 Buckinghamshire, England d.1268 Worcestershire, England}	^{Alice de Neuberg}^{b.1196 Buckinghamshire, England d.1263 Buckinghamshire, England}

^{Guy De Beauchamp}^{b.1272 Elmley Castle, England d.1315 Warwick, England}			^{Geoffrey FitzPeter}^{b.1162 Saffron Walden, England d.1213 Saffron Walden, England}

		^{John FitzGeoffrey Lord Of Shere}^{b.1215 Shere, Surrey, England d.1258 Farmbridge End, England}	^{Aveline de Clare}^{b.1172 Hereford, England d.1225 London, England}

	^{Maud Fitzjohn}^{b.1237 Shere, Surrey, England d.1301}		^Hugh Bigod^{b.1180 Framingham Earl, England d.1224 Thetford, Norfolk, England}