1648 in Ireland

Events from the year 1648 in Ireland.

Incumbent

 * Monarch: Charles I

Events

 * March – Murrough O'Brien, 1st Earl of Inchiquin changes sides and declares for the King.
 * September – open breach between Owen Roe O'Neill and Confederate Council.
 * September – Murrough O'Brien, 1st Earl of Inchiquin welcomes the Marquis of Ormond when he returns to Ireland.

Births

 * Henry Colley, politician (d. 1719)
 * Edward Fitzharris, intriguer (d. 1681)

Deaths

 * Richard Martin fitz Oliver, lawyer, member of the Catholic Confederates of Ireland and Mayor of Galway (b. c. 1602)