+———John Henry HALVORSEN ( – living)
  |    
  Melissa Nora HALVORSEN (Kitchener, Ontario, Canada – living)
  |            
  |       +———HYSLOP
  |       |
  |   +———William Thompson “Bill” HYSLOP
  |   |
  +———Holley Elaine HYSLOP (Owen Sound, Ontario, Canada – living)
      |                                
      |                           +———Johannes HOOLEY (abt 1680 Switzerland – )
      |                           |
      |                       +———Johannes “John” HOOLEY (1710 Switzerland – 3 May 1783 Berks Co, Pennsylvania, USA)
      |                       |   |    
      |                       |   +———UNKNOWN
      |                       |
      |                   +———David HOOLEY (12 Dec 1754 Berks, Pennsylvania, USA – 1818 Conemaugh Twp, Pennsylvania, USA)
      |                   |   |    
      |                   |   +———Veronica Freni MULLER (1710 Switzerland – 19 Feb 1769 Berks, Pennsylvania, USA)
      |                   |
      |               +———John HOLLEY (1786 Somerset, Pennsylvania, USA – 1815 York, Ontario, Canada)
      |               |   |    
      |               |   +———Catherine GINDLESPERGER (1754 Berks, Pennsylvania, USA – abt 1793 Pennsylvania, USA)
      |               |
      |           +———Adam HOLLEY (abt 1811 Humber, Etobicoke, Ontario, Canada – 16 Jan 1892 Artemesia Twp, Grey Co, Ontario, Canada)
      |           |   |        
      |           |   |   +———Joseph John SCHANTZ
      |           |   |   |
      |           |   +———Francis Veronica SCHANTZ (22 Jan 1786 Berlin, Pennsylvania, USA – Oct 1869 Peru, Indiana, USA)
      |           |
      |       +———Jacob Henry “Jake” HOLLEY (30 Apr 1843 Albion Twp, Peel Co, Ontario, Canada – 4 Jan 1924 Sault St. Marie, Algoma Co, Ontario, Canada)
      |       |   |        
      |       |   |   +———William CHEAVINS (abt 1778 Newark (Notthingham), England – Albion, Ontario, Canada)
      |       |   |   |
      |       |   +———Sarah CHEAVINS (1814 New York, USA – abt 1855 Grey Co, Ontario, Canada)
      |       |       |    
      |       |       +———Mary (abt 1778 – )
      |       |
      |   +———William Henry HOLLEY (28 Jan 1872 Artemesia Twp, Grey Co, Ontario, Canada – 7 May 1939 home, Holland Twp, Ontario, Canada)
      |   |   |            
      |   |   |       +———Thomas A. MADILL (Ireland – )
      |   |   |       |
      |   |   |   +———Alexander L. MADILL (1804 County Antrim, Ireland – 3 Oct 1889 Eugenia, Grey Co, Ontario, Canada)
      |   |   |   |
      |   |   +———Elizabeth “Eliza” MADILL (17 Dec 1846 Clark Twp, Ontario, Canada – 19 Jan 1920 Markdale, Ontario, Canada)
      |   |       |    
      |   |       +———Mary Irene STEWART (12 Feb bet 1820 and 1823 County Caven, Ireland – 18 Feb 1898 Eugenia, Grey Co, Ontario, Canada)
      |   |
      +———Nora Irene HOLLEY (18 Nov 1916 Artemesia Twp, Grey Co, Ontario, Canada – aft 7 May 1939)
          |            
          |       +———Robert THOMPSON (abt 1816 Londonderry, Ireland – 9 Jun 1896 Artemesia, Ontario, Canada)
          |       |
          |   +———Jacob THOMPSON (Feb 1857 on farm near Flesheston, Ontario, Canada – 2 Feb 1923 on farm near Flesheston, Ontario, Canada)
          |   |   |    
          |   |   +———Martha Ann (20 Mar 1819 Londonderry, Ireland – 2 Apr 1904 Artemesia, Ontario, Canada)
          |   |
          +———Martha Jane “Mattie” THOMPSON (1 Jul 1888 Artemesia Twp, Ontario, Canada – aft 7 May 1939)
              |        
              |   +———Charles IRWIN (1814 Fermanagh, Ireland – 1889)
              |   |
              +———Sarah IRWIN (6 Jul 1860 – 24 Apr 1934)
                  |    
                  +———Effie HEMPHILL (11 Apr 1817 – 26 May 1910)