1841 in Ireland

Events

• 6 June – United Kingdom Census: the first thorough census is completed and the population of Ireland is calculated to be just under 8.25 million.
• 1 November – Daniel O'Connell is elected as the first Roman Catholic Lord Mayor of Dublin in centuries.
• 3 November – foundation stone for Saint Malachy's Church, Belfast is laid.
• Ennis Friary refounded by Franciscans.
• The Cork Examiner newspaper is founded by John Francis Maguire in support of the Catholic Emancipation and tenant rights work of Daniel O'Connell.
• Ulster Canal completed.
• Anthony Trollope moves to Ireland as an official of the General Post Office, initially settling in Banagher.

  Arts and literature

• Charles Lever's novel Charles O'Malley, the Irish Dragoon is published in Dublin.

  Births

• 12 February – Windham Wyndham-Quin, 4th Earl of Dunraven and Mount-Earl, peer.
• 30 April – Charles Cooper Penrose-Fitzgerald, admiral in the Royal Navy.
• 31 August – Patrick Egan, treasurer of the Irish Land League, fled to the United States, United States Minister to Chile.
• 10 September – Max Arthur Macauliffe, British administrator, scholar and author.
• 31 October – Abraham Dowdney, United States Representative from New York and officer in the Union army in the American Civil War.
• 5 December – Marcus Daly, businessman in America.
• 22 December – Thomas McCarthy Fennell, Fenian political prisoner transported to Western Australia.
• ;Full date unknown
• :*Patrick Buckley, soldier, lawyer, statesman, and judge in New Zealand.
• :*Rosa Mulholland, novelist, short-story writer and poet.
• :*Charles Anderson Read, journalist, novelist and anthologist.

  Deaths

• 7 January – James Arthur O'Connor, painter.
• 17 March – Tyrone Power, actor, comedian, author and theatrical manager.
• 18 April – Somerset Lowry-Corry, 2nd Earl Belmore, politician and statesman.
• 21 July – Price Blackwood, 4th Baron Dufferin and Claneboye, Royal Navy captain.
• 24 August – Thomas Hopkirk, botanist.
• 11 November – Catherine McAuley, nun.