1  Thomas ALLEN 
   +  Margaret BROWN 
      2  Oliver Henry ALLEN (1858 Toronto, Ontario, Canada – )
         +  Mary Auberton MCLEAN (1860 Kirkfield, Ontario, Canada – 1941)
            3  Thomas Oliver ALLEN (5 Apr 1887 Calgary, Alberta, Canada – 8 Jun 1961 Queen Victoria Hospital, Revelstoke, British Columbia, Canada)
               +  Bertha HOLT (USA – bef 1961)
                  4  Clarence Robert ALLEN (2 Jun 1934 New Westminster, British Columbia, Canada – 22 Aug 1976 at home in Revelstoke, British Columbia, Canada)
                  4  Arnold R. ALLEN 
            3  Hector Dalton “Dalton” ALLEN (8 May 1888 Calgary, Alberta, Canada – 5 Jan 1967 Vancouver, British Columbia, Canada)
               +  Louise Virginia WILLIAMS (4 Jun 1899 Revelstoke, British Columbia, Canada – 29 Apr 1982 Vancouver General Hospital, Vancouver, British Columbia, Canada)
                  4  Catherine Lorna ALLEN 
                     +  HIND 
            3  Emmaline Marie “Emma” ALLEN (2 Aug 1891 Barrie, Ontario, Canada – 11 Apr 1966 Nanaimo Regional General Hosp, Nanaimo, British Columbia, Canada)
               +  David Robert Burns CALDER (12 Feb 1883 Halifax, Nova Scotia, Canada – 6 Aug 1924 Queen Victoria Hospital, Revelstoke, British Columbia, Canada)
                  4  Marjorie Jessie CALDER (9 Dec 1916 Revelstoke, British Columbia, Canada – 21 Feb 1958 St. Joseph's Hospital, Victoria, British Columbia, Canada)
                     +  Walter MACKENZIE 
                  4  David Robert CALDER (9 Nov 1921 Revelstoke, British Columbia, Canada – 28 Nov 1982 Trail, British Columbia, Canada)
                     +  Dorothy Jane LOUGHEED 
               +  Richard MASCALL ( – bef 1966)
            3  Marjorie Isabelle ALLEN (11 Nov 1893 Revelstoke, British Columbia, Canada – 10 Feb 1972 Queen Victoria Hospital, Revelstoke, British Columbia, Canada)
               +  Robert Elgin EDGAR (2 Apr 1878 Camden Twp, Ontario, Canada – 8 Apr 1963 Nanaimo Regional General Hosp, Nanaimo, British Columbia, Canada)
                  4  M. EDGAR 
                     +  LAURIENTE 
                  4  EDGAR 
                     +  E. H. JOHNSON 
            3  John Vance ALLEN (28 Sep 1898 Revelstoke, British Columbia, Canada – 5 Feb 1944 Victoria, British Columbia, Canada)
               +  Dora Ruby Bernice CHARLTON (1909 Chilliwack, British Columbia, Canada – )
                  4  John Vance ALLEN (25 Aug 1931 Vancouver, British Columbia, Canada – 7 Sep 1935 St. Joseph's Hospital, Victoria, British Columbia, Canada)