+———John OLIVE (1788 Borriskane, Ireland – 27 Apr 1867)      |  +———Thomas OLIVE (1834 Ontario, Canada – bet 1891 and 1901 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)  |      Thomas Albert OLIVE (12 Nov 1864 Ontario, Canada – )  |      +———Alesha GREENE (18 Dec 1839 Ireland – 4 Jan 1914)