1775 in Ireland

Events from the year 1775 in Ireland.

Incumbent

 * Monarch: George III

Events

 * Henry Flood accepts a seat on the Privy Council of Ireland and becomes vice-treasurer.
 * Henry Grattan enters the Parliament of Ireland and becomes leader of the "patriot party".
 * Approximate date – Dark Hedges planted.

Arts and literature

 * 17 January – Richard Brinsley Sheridan's first play, the comedy of manners The Rivals, is premiered at the Covent Garden Theatre, London.
 * Robert Jephson's tragedy Braganza is first performed at the Theatre Royal, Drury Lane, London.

Births

 * 3 March – Henry Prittie, 2nd Baron Dunalley, politician (died 1854).
 * 25 April – William Warren Baldwin, doctor, businessman, lawyer, judge, architect and political figure in Upper Canada (died 1844).
 * 6 August – Daniel O'Connell, politician, campaigner for Catholic Emancipation and Repeal of the Union (died 1847).
 * 30 September – Robert Adrain, scientist and mathematician in America (died 1843).
 * Full date unknown
 * Bernard McMahon, horticulturalist in the United States (died 1816).
 * William Thompson, political and philosophical writer and social reformer (died 1833).

Deaths

 * 27 April – John Rutty, Quaker physician and naturalist (born c. 1697 in England).
 * 31 December – Richard Montgomery, soldier, major general in the Continental Army during the Revolutionary War (born 1738).
 * Probable date – Elizabeth Aldworth, freemason (born 1693/5).