Thomas Sadleir, b: 1774 - Castletown, Ireland

^{1815 Battle of Waterloo, Napoleon defeat}
^{1830 French Revolution}
^{1837 Queen Victoria assumes throne}
^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}

^{1789 Geo. Washington 1st USA president}
^{1789 French Revolution begins}
^{1798 Irish revolt against English rule}
^{1804 Napoleon becomes French Emperor}
^{1805 Battle of Trafalgar, Nelson killed}

^{1712 Religious warfare in Switzerland}
^{1740 War of Austrian Succession begins}
^{1762 Catherine II becomes Czarina/Russia}
^{1770 Cook discovers New South Wales}
^{1776 America declares independence}


^{Rebecca Sadleir}^{b.1794 Castletown, Ireland d.1878 Portarlington, Ireland}			^{Charles Sadleir}^{b.1719 Castletown, Ireland d.1756 Lake-Charleville , Ireland}

^{Thomas Sadleir}^{b.1796 Castletown, Ireland d.1863 Ballinderry, Ireland}		^{Thomas Sadleir}^{b.1753 Castletown, Ireland d.1815 Sea Park-Malahid, Ireland}	^{Abigail Grave}^{b.1729 Ballycommon, Ireland d.}

^{Maria Sadleir}^{b.1798 Castletown, Ireland d.1874}	^{Thomas Sadleir}^{b.1774 Castletown, Ireland d.1842}

^{Abigail Sadleir}^{b.1799 Castletown, Ireland d.1836}		^{Rebecca Woodward}^{b.1752 Clough Prior, Ireland d.1792}

^{William Woodward Sadleir}^{b.1803 Castletown, Ireland d.}

^{Henry Atlantic Sadleir}^{b.1807 At sea, on the Atlantic d.1880 Mongomerycast, Scotland}

^{Edwin Sadleir}^{b.1810 Castletown, Ireland d.1875 Oakwood, Ireland}	^{Margaret Watson}^{b.1774 Brook Watson, Ireland d.1817}

^{Ralph Sadleir}^{b.1815 Castletown, Ireland d.1902 Carrig, Galway, Ireland}