1216 in Ireland

Events from the year 1216 in Ireland.

Incumbent

 * Lord: John (until 19 October), then Henry III

Events

 * 25 February – Pope Innocent III confirms union of the vacant episcopal see of the Bishop of Glendalough with that of the Archbishop of Dublin (Henry de Loundres).
 * After 11 August – Echdonn Mac Gilla Uidir, Archbishop of Armagh, dies in Rome.
 * 18/19 October – death of John, King of England and Lord of Ireland; he is succeeded by his 9-year-old son Henry.
 * 12 November – Great Charter of Ireland ("Magna Carta Hiberniae") issued in the name of King Henry III of England.
 * The abbots of Jerpoint and Mellifont Abbeys are deposed by the Cistercians' general chapter.
 * Ballintubber Abbey is founded by King Cathal Crobhdearg Ua Conchobair of Connacht.
 * Following resignation of the Bishop of Mayo (? Patricius) the see is transferred to the Archbishop of Tuam (Felix Ua Ruanada).
 * Castle at Killaloe built by Geoffrey de Marisco, Justiciar of Ireland.
 * The deanery of Kells was created by Simon Rochfort, Bishop of Meath