+———Aaron Henry DENMARK (1822 Mohawk Valley, New York, USA – 5 Apr 1892 Ottawa, Ontario, Canada)
      |
  +———Elisha DENMARK (6 Jan 1866 Ottawa, Ontario, Canada – 1943 Victoria, British Columbia, Canada)
  |   |        
  |   |   +———William WHITEHEAD (abt 1797 Kent, England – 8 Aug 1844 Ottawa, Ontario, Canada)
  |   |   |
  |   +———Mary Ann WHITEHEAD (18 Dec 1828 England – 3 May 1911 Ottawa, Ontario, Canada)
  |       |    
  |       +———Mary Jane PARKER (abt 1805 Waterford, Ireland – 6 Jun 1888 Ottawa, Ontario, Canada)
  |    
  Mabel Irene DENMARK (1892 Ontario, Canada – 27 Oct 1919 St. Catherines, Ontario, Canada)
  |    
  +———Alice Maud HELMER (1865 – 1943 St. Catherines, Ontario, Canada)