+———Peter FIDLER (16 Aug 1769 – 1822 Fort Dauphin)
                  |
              +———Thomas Jonathan FIDLER (20 Jun 1795 York Factory – 1875)
              |   |    
              |   +———Mary MACKAGONNE (1775 – 26 Jun 1826 Red River Settlement, Manitoba, Canada)
              |
          +———William Henry FIDLER (1 Feb 1832 – Apr 1908)
          |   |    
          |   +———Nancy HALLETT
          |
      +———William FIDLER (5 Jul 1858 – 6 Oct 1958)
      |   |    
      |   +———Nancy Ann PRUDEN (6 Oct 1838 – )
      |
  +———Frederick William FIDLER (8 Oct 1890 RM of St. Clements, Manitoba, Canada – 12 Nov 1966)
  |   |        
  |   |   +———Peter SPENCE
  |   |   |
  |   +———Sophia SPENCE (19 Oct 1860 – 2 Sep 1939 RM of Saint Andrews, Manitoba, Canada)
  |       |    
  |       +———Clarissa SABISTION
  |    
  Wilfred Norman (Jacobs) FIDLER (13 Jul 1924 – 2 May 1971)
  |    
  +———Gislina “Lena Kelly” THORKELLDOTTIR (30 May 1891 – 20 May 1958)