+———Samuel MITCHELL (Ontario, Canada – )
      |
  +———Samuel Earl MITCHELL (11 May 1895 Michigan, USA – 19 May 1975 Royal Columbian Hospital, New Westminster, British Columbia, Canada)
  |   |    
  |   +———Lucille CAMERON (Ontario, Canada – )
  |    
  E. L. MITCHELL 
  |            
  |       +———Thomas EVANS
  |       |
  |   +———Joseph EVANS (3 Mar 1840 Nepean, Ontario, Canada – 13 Mar 1907)
  |   |   |    
  |   |   +———Mary Ann SWITZER
  |   |
  +———Dorothy Henrietta EVANS (2 Nov 1897 Ottawa, Ontario, Canada – 21 Aug 1982 Royal Columbian Hospital, New Westminster, British Columbia, Canada)
      |        
      |   +———James GERVIN (1811/2 County Tyrone, Ireland – 27 Nov 1875 Ottawa, Ontario, Canada)
      |   |
      +———Henrietta GERVIN (9 Jul 1859 Ontario, Canada – 9 Mar 1932 Vancouver, British Columbia, Canada)
          |        
          |   +———William WHITEHEAD (abt 1797 Kent, England – 8 Aug 1844 Ottawa, Ontario, Canada)
          |   |
          +———Elizabeth WHITEHEAD (17 Mar 1824 St. Marylebone, Middlesex, England – 15 Mar 1911 Ottawa, Ontario, Canada)
              |    
              +———Mary Jane PARKER (abt 1805 Waterford, Ireland – 6 Jun 1888 Ottawa, Ontario, Canada)