Hon-Frederic Sydney C. Trench, b: -

^{1837 Queen Victoria assumes throne}
^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}
^{1895 Marconi invents wireless telegraphy}

^{1798 Irish revolt against English rule}
^{1804 Napoleon becomes French Emperor}
^{1805 Battle of Trafalgar, Nelson killed}
^{1815 Battle of Waterloo, Napoleon defeat}
^{1830 French Revolution}

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


			^{Francis Trench}^{b.1757 Sopwel, County Tipperary d.1829}

		^{Frederick Mason Trench}^{b. Castle Oliver, Yks. d.1880}	^Mary Mason^{b. d.}

^{Frederic Oliver Trench}^{b.1868 3rd.Baron Ashtown d.1946}	^{Hon-Frederic Sydney C. Trench}^{b. d.}		^{Thomas Cosby}^{b. d.}

^{William Cosby Trench}^{b.1869 Clonodf, County Limerick d.1944}		^{Harriet Georgiana Cosby}^{b.1811 d.1845 Woodlaw, County Galway}	^{Charlotte Elizabeth Kelly}^{b. d.}

^{Charlotte Anne Trench}^{b.1871 d.1947}			^{Richard le Poer Trench}^{b.1767 2nd. Earl Clancarty d.1837}

^{Sarah May Trench}^{b.1873 d.1934}		^{William Thomas Le Poer Trench}^{b.1803 3rd. Earl of Clancarty d.1872}	^{Henrietta Margaret Staples}^{b. d.1847}

^{Sydney Trench}^{b.1877 d.1905}	^{Lady-Anne Le Poer Trench}^{b. d.1924}		^{Somerset Richard Butler}^{b. 3rd.Earl of Carrick d.}

		^{Lady Sarah Juliana Butler}^{b. d.}	^Anne Wynne^{b. d.}