David William John Foster (1960-)
| +---Henry John Walker (1801-1883)
| +---Henry George Walker (15 MAR 1881-08 NOV 1956)
| | +---Matilda Alice Jones 
(30 JUN 1858-)
| +---Walter (Wally) William Walker (04 OCT 1910-09 DEC 1990)
| | +---Martha Matilda Bates (1878-28 FEB 1941)
+---Thelma Jean Walker (1937-)
+---Myrtle ? (1913-)