+———William HOOPER
      |
  +———John Henry “Henry” HOOPER (Mar 1876 England – )
  |   |    
  |   +———Sarah M. SEAWOOD
  |    
  Sarah E. HOOPER (Sep 1909 Ontario, Canada – )
  |            
  |       +———William WHITEHEAD (abt 1797 Kent, England – 8 Aug 1844 Ottawa, Ontario, Canada)
  |       |
  |   +———Joseph Parker WHITEHEAD (6 Mar 1843 Bytown (Ottawa), Ontario, Canada – 4 Feb 1926)
  |   |   |    
  |   |   +———Mary Jane PARKER (abt 1805 Waterford, Ireland – 6 Jun 1888 Ottawa, Ontario, Canada)
  |   |
  +———Sarah Elizabeth WHITEHEAD (10 Apr 1877 Ottawa, Ontario, Canada – 29 May 1913 Hull, Quebec, Canada)
      |        
      |   +———Samuel DELANEY (Ireland – bef 1866)
      |   |
      +———Elizabeth “Eliza or Lizzie” DELANEY (15 Nov 1842 Ontario, Canada – 10 May 1918 Hull, Quebec, Canada)
          |    
          +———UNKNOWN (Ireland – )