1799 in Ireland

Events from the year 1799 in Ireland.

Incumbent

 * Monarch: George III

Events

 * 24 January – A motion to debate an Act of Union is defeated in the Irish House of Commons, though it is later approved in the House of Lords
 * 9 February – around 91 die when a barge capsizes at the bridge at Carrick-on-Suir.
 * 15 February – the rebel guerilla leader Michael Dwyer escapes from a gun battle with British troops at Miley Connell's cottage, Dernamuck, in the Glen of Imaal, Wicklow. (today called the Dwyer–McAllister Cottage)
 * River Shannon made navigable from Limerick to Killaloe.

Births

 * 28 February – William Dargan, engineer and railway builder (died 1867).
 * 9 August – Henry Maxwell, 7th Baron Farnham, politician and peer (died 1868).
 * 12 August – Patrick MacDowell, sculptor (died 1870).
 * 22 December – Nicholas Callan, priest and scientist (died 1864).
 * 26 December – William Kennedy, Scottish poet, journalist and diplomat (died 1871 in France).
 * Full date unknown
 * Henry Archer, barrister and entrepreneur in north Wales (died 1863 in France).
 * Joseph M. Hawkins, Alamo defender (died 1836 in the United States).

Deaths

 * 11 January – Thomas Bermingham, 1st Earl of Louth (born 1717)
 * 27 February – Sir John Blackwood, 2nd Baronet, politician (born 1722).
 * 29 March – Charles Bingham, 1st Earl of Lucan, High Sheriff of Mayo in 1756 (born 1735)
 * 4 June – Philip Woodroffe, surgeon
 * 4 August – James Caulfeild, 1st Earl of Charlemont, politician, first President of the Royal Irish Academy, president of the volunteer convention in Dublin, 1783 (born 1728).
 * 6 December – John Moore, participant in Irish Rebellion of 1798, proclaimed President of the Government of the Province of Connaught (born 1767).
 * 11 December – "Brave" Charles Edward Jennings de Kilmaine, soldier in France (born 1751; died in France).