1844 in Ireland

Events

• 29 March – official opening of the Dalkey Atmospheric Railway.
• 14 December – meeting to establish the first branch of the Society of Saint Vincent de Paul in Ireland chaired by Bartholomew Woodlock.
• 15 December – Saint Malachy's Church, Belfast is dedicated by Dr William Crolly, Archbishop of Armagh and Primate of All Ireland.
• Dublin iron-founder Richard Turner begins assembling components for the Palm house at Kew Gardens in London, the first large-scale structural use of wrought iron.
• Irish physician Francis Rynd utilises a hollow hypodermic needle to make the first recorded subcutaneous injections, specifically of a sedative to treat neuralgia.

  Arts and literature

• 13 July – Thomas Davis's nationalist ballad A Nation Once Again is first published, in his newspaper The Nation.
• Joseph Patrick Haverty paints :File:Havertylimerickpiper.jpg|Patrick O'Brien: The Limerick Piper and his brother Martin Haverty publishes Wanderings in Spain in 1843.
• Charles Lever's novel Arthur O'Leary: His wanderings and ponderings in many lands is published in book form in London.

  Births

• 3 February – James Henry Reynolds, recipient of the Victoria Cross for gallantry in 1879 at Rorke's Drift, South Africa.
• 8 February – Joseph Ivess, member of the New Zealand House of Representatives.
• 12 March – Patrick Collins, U.S. Representative from Massachusetts and Mayor of Boston.
• 5 June – Thomas Cleeve, founder of Condensed Milk Company of Ireland, High Sheriff of Limerick.
• 15 June – Charlotte Despard, suffragist, novelist and Sinn Féin activist.
• 28 June – John Boyle O'Reilly, poet and novelist.
• 7 July – George W. Joy, painter.
• 1 August – Daniel John O'Donoghue, printer, labour leader and politician in Ontario.
• 9 August – John Sweetman, politician, one of founders of Sinn Féin and second President of the party in 1908.
• 6 November – Robert Browne, Roman Catholic Bishop of the Diocese of Cloyne.
• 10 November – Dr. Mark F. Ryan, nationalist and author.
• 21 November – William Martin Murphy, Nationalist MP, newspaper proprietor, leader of employer's syndicate in the Dublin Lockout of 1913.
• 13 December – John Atkinson, Baron Atkinson, politician and judge, Attorney-General for Ireland and Law Lord.
• ;Full date unknown
• :*James Rankin, lighthouse keeper in America.

  Deaths

• 8 January – William Warren Baldwin, doctor, businessman, lawyer, judge, architect and political figure in Upper Canada.
• 10 January – Hudson Lowe, British military leader.
• 13 January – Alexander Porter, United States Senator for Louisiana.
• 20 February – Edward Kernan, Bishop of Clogher, 1824–1844.
• 26 August – John Keane, 1st Baron Keane, British Army Lieutenant-General.
• 29 August – Edmund Ignatius Rice, Roman Catholic missionary and educationalist, founder of the Congregation of Christian Brothers and the Presentation Brothers.