+———William SOUSTER (abt 1821 Upper Canada, Canada – bet 1861 and 1871 Ontario, Canada)
          |
      +———John SOUSTER (15 Feb 1849 Lanark Co, Ontario, Canada – 1 Jul 1918)
      |   |    
      |   +———Janet (abt 1827 Ontario, Canada – )
      |
  +———Thomas James SOUSTER (18 Jun 1877 Bedford Twp, Frontenac, Ontario, Canada – Oct 1966)
  |   |    
  |   +———Harriet Dorcilla BURLY (28 Aug 1855 Frontenac Co, Ontario, Canada – 8 Jul 1930)
  |    
  Cecil SOUSTER (13 Oct 1912 Saskatchewan, Canada – )
  |        
  |   +———MAINES
  |   |
  +———Mabel MAINES (21 Jun 1887 Creeper, Manitoba, Canada – Feb 1972)