Príomh Áire (prime minister, also called 'President of Dáil Éireann') Cathal Brugha - January until April 1919 Eamon de Valera - April 1919 to August 1921 --office abolished-- President of the Republic Eamon de Valera - August 1921 to December 1921 Arthur Griffith - December 1921 to August 1922 W.T. Cosgrave - September 1922 to December 1922 --office abolished. Replaced by President of the Executive Council of the Irish Free State--
President of the Republic Eamon de Valera - August 1921 to December 1921 Arthur Griffith - December 1921 to August 1922 W.T. Cosgrave - September 1922 to December 1922 --office abolished. Replaced by President of the Executive Council of the Irish Free State--
