Ancestors of William Briggs

	Isaac Briggs  Born: 14 OCT 1815 Littleborough, Lancashire  Died: 5 JAN 1910 Wakefield, Yorkshire, England
William Briggs  Born: 6 MAR 1848 Wickwar, Gloucestershire  Died:
			Ralph de Mortimer  Born: 1190 England  Died: 6 AUG 1246 England
		Roger de Mortimer  Born: 1221 , Cwmaron Castle, Radnorshire, Wales  Died: 27 OCT 1282 , Kingsland, Herefordshire, England
			Gwladys "the Dark" verch Llewelyn  Born: 1198 Wales  Died: 1251 , Windsor, Co. Berks, England
	Isabella de Mortimer  Born: 1248  Died: 10 AUG 1274
		Maud de Braose  Born: 1226  Died: 20 MAR 1300