I am researching my father's mother's family "Rutherford" from Deptford England

Charles Rutherford m Susannah nee Amery born c 1853 & 1852

Emma b 1875
John b 1877
Elizabeth b 1879
Charlotte b 1881

Emma m Charles Lister 1898
Charles Newlyn b 1899
henry Alexander b 1901

Charles come to West Australia 1906 and Emma and boys
came 1910 emma died 1916 Charles remarried 1919
Does anybody know who, where and if there are living relatives of her sisters and brother I would be most thankful
for any info Vidajean