+———JOHNSTON (Ireland – )
      |
  +———William JOHNSTON (1825/6 Huntley, Ontario, Canada – 2 Mar 1897)
  |   |    
  |   +———UNKNOWN (Ireland – )
  |    
  Robert J. JOHNSTON 
  |        
  |   +———John STORY (1778 Leitrim, Ireland – 10 Apr 1852 Ontario, Canada)
  |   |
  +———Elizabeth “Eliza” STORY (1825 Leitrim, Ireland – 17 Dec 1903)
      |    
      +———Margaret LATIMER (1785 Leitrim, Ireland – 1 Dec 1873)