Mary Isabella Oliver-Gascoinge, b: 1810

^{1830 French Revolution}
^{1837 Queen Victoria assumes throne}
^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}

^{1789 French Revolution begins}
^{1798 Irish revolt against English rule}
^{1804 Napoleon becomes French Emperor}
^{1805 Battle of Trafalgar, Nelson killed}
^{1815 Battle of Waterloo, Napoleon defeat}

^{1740 War of Austrian Succession begins}
^{1762 Catherine II becomes Czarina/Russia}
^{1770 Cook discovers New South Wales}
^{1776 America declares independence}
^{1789 Geo. Washington 1st USA president}


			^{Frederick Trench}^{b.1724 Woodlaw, County Galway d.1797}

		^{Charles Trench-Gascoigne}^{b.1772 Raphoe, Donegal d.1840}	^{Mary Sadleir}^{b. d.}

	^{Frederick C. Trench-Gascoigne}^{b.1814 Parlington, Yks. d.1905}		^Luke White^{b.1761 Woodlands, Dublin d.}

		^{Anna Maria White}^{b.1797 Woodlands, Dublin d.}

^{Frederick R. T. Trench-Gascoigne}^{b.1851 Parlington, Yks. d.}			^{Silver Oliver}^{b. d.}

		^{Richard Oliver-Gascoinge}^{b.1763 Castle Oliver, Yks. d.1842}

	^{Mary Isabella Oliver-Gascoinge}^{b.1810 Parlington, Yks. d.1891}		^{Charles Turner}^{b. d.}

		^Mary Turner^{b.1782 Kirkleatham, Yks. d.1819}	^{Mary Shuttleworth}^{b. d.}