1  Robert Dickson RITCHIE (1869 – 1903)
   +  Aramina DUGO (14 Sep 1875 Fitzroy, Ontario, Canada – 1950)
      2  Herbert Lewis RITCHIE (1898 – )
         +  Edith Robina GREIGSON (1899 – )
      2  Clarence Emmet RITCHIE (6 Feb 1902 Renfrew, Ontario, Canada – )