1910 in Ireland

Events

• 8 January – Sinéad Flanagan marries Éamon de Valera in Dublin.
• 21 February – Irish Unionist members of the Westminster Parliament elect Sir Edward Carson as party leader, replacing Walter Long.
• 23 February – St Patrick's College, Maynooth, becomes a recognised college of the National University of Ireland.
• May – Irish Countrywomen's Association founded as the Society of the United Irishwomen by a group of educated and largely Protestant women in Bree, County Wexford "to improve the standard of life in rural Ireland through Education and Co-operative effort".
• June – Bridget Dowling elopes to London with Alois Hitler, Jr., a kitchen porter at the Shelbourne Hotel, Dublin, and half-brother to Adolf.
• July – James Connolly returns to Ireland from the United States.
• August – first passenger flight in Ulster: Harry Ferguson pilots Miss Rita Marr.
• 29 August – the Aero Club of Ireland holds its inaugural aviation meeting at Leopardstown Racecourse.
• 11 September – English-born actor-aviator Robert Loraine makes an aeroplane flight from Wales across the Irish Sea but lands some 200 feet short of the Irish coast in Dublin Bay.
• 20 October – is launched at the Harland & Wolff shipyard in Belfast. At 45,324 gross tons, she is the largest ship afloat. Her sister ship will be launched in sixteen months' time.
• November
• *Reconstruction of the original city bridge over the River Suir in Waterford begins; it will be opened by John Redmond in 1913.
• *Irish Republican Brotherhood monthly newspaper Irish Freedom begins publication in Dublin.
• 3 December – Sir Edward Carson and James Campbell are re-elected unopposed as Unionist Members of Parliament for Trinity College Dublin.
• Non-subscribing Presbyterian Church of Ireland created by merger of the Presbytery of Antrim and Remonstrant Synod of Ulster.
• Lilian Bland builds and flies her own biplane glider, the first built in Ireland, from Carnmoney Hill, soon afterwards fitting an engine and making her first powered flight in late August.

  Arts and literature

• 13 January – Deirdre of the Sorrows by J. M. Synge is performed for the first time at the Abbey Theatre, Dublin.
• 5 May – Padraic Colum's play Thomas Muskerry is premiered at the Abbey Theatre.
• 7 May – Annie Horniman withdraws financial support from the Abbey Theatre in protest at its refusal to close on the death of Edward VII the previous day.
• August – the Kalem Company of New York begins shooting the first of several films partly on location in Ireland, A Lad from Old Ireland, with a filming location around Beaufort, County Kerry, with Canadian Irish director Sidney Olcott. This is the first production by an American film studio to be shot outside the United States.
• September – Lord Dunsany's short story collection A Dreamer's Tales is published.
• 3 November – foundation of The Kilfenora Céilí Band in Kilfenora, County Clare, the oldest céilí band in Ireland.
• Cork Public Museum opened.
• Terence MacSwiney's first play, The Last Warriors of Coole, is produced.
• Ella Young's first book of stories, Celtic Wonder Tales, is published with illustrations by Maud Gonne.

  Sport

Football

• ;International
• :12 February Ireland 1–1 England
• :19 March Ireland 1–0 Scotland
• :11 April Wales 4–1 Ireland

• ;Irish League
• :Winners: Cliftonville
• ;Irish Cup
• :Winners: Distillery 1–0 Cliftonville

  Births

• 1 January – Charles Billingsley, cricketer
• 2 January – Gearóid Ó Cuinneagáin, politician
• 6 January – James Christopher Branigan, aka "Lugs Brannigan", police detective and boxer
• 16 January – William Bedell Stanford, classical scholar and senator.
• 29 January – Colin Middleton, artist
• 10 April – Fintan Coogan Snr, Fine Gael TD
• 13 April – Aloys Fleischmann, composer and musicologist.
• 9 May – Barbara Woodhouse, née Blackburn, dog trainer
• 20 May – Johnny Callanan, Fianna Fáil TD
• 5 June – Ham Lambert, cricketer and rugby player
• 12 June – Bill Naughton, playwright and author
• 27 June – Nicholas Mansergh, historian
• 1 July – Dan Spring, Gaelic footballer, trade unionist and Labour Party TD.
• 4 July – George Otto Simms, Church of Ireland Archbishop of Dublin and Archbishop of Armagh.
• 1 August – Cathal Gannon, harpsichord maker and fortepiano restorer.
• 8 August – Bobby Kirk, ice hockey player.
• 14 August – Eddie Ingram, cricketer.
• 24 September – Robert Alexander .
• 1 November – Michael Lyons, Fine Gael TD and Senator.
• 15 November – Geoffrey Toone, actor.
• 19 November – Manliff Barrington, motorcycle racer.
• 26 November – Cyril Cusack, actor.
• 29 November – Máirtín Ó Direáin, poet.
• 10 December – Vivion de Valera, barrister, managing director of The Irish Press, Fianna Fáil TD representing Dublin North-West.
• 22 December – James Boucher, cricketer.
• 26 December – Stephen Coughlan, Labour Party TD and Mayor of Limerick.
• ;Full date unknown
• :*Peter Kavanagh, soccer player.
• :*Betty Miller, née Spiro, writer.
• :*Séamus Ó Néill, writer.

  Deaths

• 17 February – St. Clair Augustine Mulholland, American Civil War officer.
• 6 May – Edward VII
• 30 August – Hedges Eyre Chatterton, Conservative Party MP and Vice-Chancellor of Ireland.
• 30 August – George Throssell, second Premier of Western Australia.