1  Oswald Guy KILBY (7 Apr 1896 – 16 Jan 1963 Sudbury, Ontario, Canada)
   +  Ilva THOMAS (22 Sep 1897 Wilberforce, Ontario, Canada – 15 Mar 1944 Sudbury, Ontario, Canada)
      2  Murray KILBY ( – dec.)
      2  Betty KILBY 
      2  William “Billy” KILBY 
      2  Kenneth KILBY (14 Mar 1919 Golden Lake, Ontario, Canada – 23 Aug 1921 Golden Lake, Ontario, Canada)
      2  KILBY (13 Mar 1927 North Algona, Ontario, Canada – 13 Mar 1927 North Algona, Ontario, Canada)