+———John MCNABB (11 Dec 1833 Kirkintillock, Dunbartonshire, Scotland – 19 Jul 1879)
              |
          +———Andrew Blair MCNABB (23 Mar 1870 Ontario, Canada – 22 Aug 1949)
          |   |        
          |   |   +———Andrew BLAIR
          |   |   |
          |   +———Isabella Eliza “Eliza” BLAIR (30 Mar 1828 Scotland – 8 Nov 1910 RM of Pembina, Manitoba, Canada)
          |       |    
          |       +———Grizel DOUGLAS
          |
      +———Douglas Mack “Mack” MCNABB (27 May 1910 Manitoba, Canada – )
      |   |    
      |   +———Catherine Alice Maria “Alice” SWALLOW (24 Feb 1870 Ontario, Canada – bef 22 Aug 1949)
      |
  +———Frank Andrew MCNABB ( – living)
  |   |        
  |   |   +———Matthias PFEIL (abt 1885 Hungary – )
  |   |   |
  |   +———Katherine “Kay” PFEIL (1913 – 2 Apr 2007 Winnipeg, Manitoba, Canada)
  |       |    
  |       +———Karolina GAL (abt 1889 Hungary – )
  |    
  Darcy Joyce MCNABB 
  |    
  +———Gayle LEGRANGE