+———Thomas DELAHUNT (1823 Ontario, Canada – 14 Jan 1892)      |  +———John DELAHUNT (1844 Huntley, Ontario, Canada – 30 Nov 1919 Torbolton, Carleton Co, Ontario, Canada)  |   |          |   |   +———John OLIVE (1788 Borriskane, Ireland – 27 Apr 1867)  |   |   |  |   +———Elizabeth OLIVE (1824 Ireland – 26 Feb 1900 Fitzroy, Ontario, Canada)  |       |          |       |   +———William CAVANAGH (1759 Tipperary, Ireland – abt 1819 Tipperary, Ireland)  |       |   |  |       +———Mary CAVANAGH (abt 1800 Tipperary, Ireland – 16 Oct 1867 Huntley, Ontario, Canada)  |           |      |           +———Elizabeth “Eliza” DONNELLY (abt 1769 Tipperary, Ireland – abt 1829 Tipperary, Ireland)  |      John Harvey DELAHUNT (13 Aug 1887 Torbolton, Ontario, Canada – 1965)  |          |   +———John MILFORD  |   |  +———Mary Ann MILFORD (7 Dec 1854 Torbolton, Ontario, Canada – 8 Oct 1927 Carleton, Ontario, Canada)      |          +———Sarah NOTT