See also: 1944 in Ireland, other events of 1945, 1946 in Ireland and the list of 'years in Ireland'.

Events

• January 1 - Most traffic in the Republic comes under the control of Córas Iompair Éireann.
• January 12 - The people of Ireland donate £100,000 to the starving people of Italy.
• April 13 - Dáil Éireann sits for 20 minutes to express sympathy and pay tribute to US President Franklin Delano Roosevelt, who died yesterday. The House is then adjourned
• April 27 - Fine Gael nominate General Seán MacEoin as their presidential election candidate in opposition to the Minister for Finance Seán T. O'Kelly.
• May 2 - In one of the most contoversial episodes of his premiership, An Taoiseach Eamon de Valera calls on the German Ambassador to express his sympathy following the death of Adolf Hitler.
• May 7 - Reports of a German surrender bring students of Trinity College Dublin onto the roof singing the English and French national anthems. A riot ensues following the burning of the Irish tricolour.
• May 16 - Eamon de Valera replies in a radio broadcast to Winston Churchill's criticism of Irish neutrality.
• June 25 - Seán T. O'Kelly is inaugurated as the second President of Ireland.
• August 21 - Two nationalist MPs take the Oath of Allegiance and enter the Westminster parliament.
• September 16 - Count John McCormack, the famous tenor, dies in Dublin aged 61.
• October 15 - Professor Eoin MacNeill dies in Dublin aged 77. He was a founder-member of the Gaelic League and the Irish Volunteers.
• December 3 - Oranges go on sale in Ireland for the first time since the end of World War II.
• December 14 - The Nuremberg Trials hear the story of German plans to create a revolution in Ireland during the War.
• December 25 - In his presidential address President Ó Ceallaigh asks the youth of Ireland to make a particular effort to restore the Irish language.

Arts and literature

Sports

Births

• April 20 - Alan Dukes, former leader of Fine Gael.
• May 7 - Christy Moore, folk singer.
• June 12 - Pat Jennings, former Northern Ireland goalkeeper.
• August 3 - Eamon Dunphy, former footballer, commentator and broadcaster.
• August 31 - Van Morrison, singer and songwriter.
• December 8 - John Banville, novelist.

Deaths

• October 15 - Eoin MacNeill, Irish revolutionary and Gaeilic scholar.