+———William CAVANAGH (1759 Tipperary, Ireland – abt 1819 Tipperary, Ireland)
              |
          +———John CAVANAGH (1796 Tipperary, Ireland – 11 May 1883 Huntley, Carleton Co, Ontario, Canada)
          |   |    
          |   +———Elizabeth “Eliza” DONNELLY (abt 1769 Tipperary, Ireland – abt 1829 Tipperary, Ireland)
          |
      +———Michael CAVANAGH (17 Sep 1834 Huntley, Ontario, Canada – 2 Jul 1897 Huntley, Ontario, Canada)
      |   |        
      |   |   +———Michael RIVINGTON (1777 Cloghjordan, Tipperary, Ireland – bef 1852 Huntley, Ontario, Canada)
      |   |   |
      |   +———Jane B. RIVINGTON (1798 Tipperary, Ireland – 11 Apr 1880 Huntley, Ontario, Canada)
      |       |    
      |       +———Catherine GEHMAN (abt 1777 Tipperary, Ireland – 2 Jun 1864 Huntley, Ontario, Canada)
      |
  +———William John CAVANAGH (12 May 1879 – 1969)
  |   |        
  |   |   +———John MULLIGAN (1795 – 1889)
  |   |   |
  |   +———Mary Jane MULLIGAN (19 Apr 1841 – 5 Dec 1916 Huntley, Ontario, Canada)
  |       |    
  |       +———Mary CULBERT (1799 – 1884)
  |    
  Walter CAVANAGH 
  |                
  |           +———Michael RIVINGTON (1777 Cloghjordan, Tipperary, Ireland – bef 1852 Huntley, Ontario, Canada)
  |           |
  |       +———Thomas RIVINGTON (abt 1802 Of, Tipperary, Ireland – 1 Jul 1855 Huntley, Ontario, Canada)
  |       |   |    
  |       |   +———Catherine GEHMAN (abt 1777 Tipperary, Ireland – 2 Jun 1864 Huntley, Ontario, Canada)
  |       |
  |   +———George RIVINGTON (1845 – 1929)
  |   |   |    
  |   |   +———Frances COLBERT (Mar 1806 Tipperary, Ireland – 5 Jun 1901 Huntley, Ontario, Canada)
  |   |
  +———Lola RIVINGTON (29 May 1885 Huntley, Ontario, Canada – 10 Aug 1913 Huntley, Ontario, Canada)
      |    
      +———Margaret JOHNSTON (1857 – 1932)