1245 in Ireland

Events from the year 1245 in Ireland.

Leadership

 * Lord: Henry III

Events

 * An earthquake destroys the Cathedral of Down which was established by John de Courcy with generous endowments to the Benedictines from Chester in England in 1183.
 * William Welwood becomes Lord Chancellor of Ireland.
 * Maurice Fitzgerald, the Lord Chief Justice of Ireland, is generally credited with the establishment of the medieval European-style town and port of Sligo, building Sligo Castle in 1245.