_______________________ | _____________________| | | | |_______________________ | _William DE FERRERS _| | | | | _______________________ | | | | |_____________________| | | | |_______________________ | | |--Joan DE FERRERS | | _Saher DE QUINCY ______ | | (1155 - 1219) | _Roger DE QUINCY ____| | | | | | |_Margaret of BEAUMONT _+ | | (1156 - 1234) |_Margaret DE QUINCY _| | | _______________________ | | |_Helen of GALLOWAY __| | |_______________________