1  William Alfred POWNALL (12 Apr 1849 Ontario, Canada – 10 Sep 1903 Ontario, Canada)
   +  Sarah DENMARK (23 May 1850 Ottawa, Ontario, Canada – 21 May 1923 Vancouver, British Columbia, Canada)
      2  Ellen Margaret POWNALL (1874 Canada – 15 Feb 1937 Toronto, Ontario, Canada)
      2  Cpl. Thomas Henry POWNALL (8 Mar 1877 Ottawa, Ontario, Canada – 20 Mar 1917 France)
         +  Edith 
      2  Alfred Howard POWNALL (21 Dec 1877 Ottawa, Ontario, Canada – )
      2  William Charles POWNALL (8 May 1879 Ottawa, Ontario, Canada – 3 Dec 1951 at home in Vancouver, British Columbia, Canada)
         +  Ethel Margaret KELLS (19 Jul 1881 Ontario, Canada – 10 Jul 1964 Vancouver General Hospital, Vancouver, British Columbia, Canada)
            3  Isobel POWNALL 
      2  Franklin Alvin POWNALL (13 Jan 1883 Ottawa, Ontario, Canada – )
         +  Alice Jane CHECKLEY (1883 Ontario, Canada – )
      2  Laura Edith POWNALL (31 Jan 1885 Ontario, Canada – 15 Nov 1961 Royal Columbian Hospital, New Westminster, British Columbia, Canada)
         +  Guy Oliver CLARK (17 Oct 1884 Ontario, Canada – 20 Nov 1956 Vancouver General Hospital, Vancouver, British Columbia, Canada)
            3  Edmond William CLARK (abt 1916 British Columbia, Canada – )
            3  Phyllis Eveline CLARK (9 Nov 1917 British Columbia, Canada – 10 Nov 1944 Provincial Mental Hospital, Coquitlam, British Columbia, Canada)