1172 in Ireland

Events from the year 1172 in Ireland.

Events

 * Second Synod of Cashel.
 * Meath is granted to Hugh de Lacy by Henry II of England.
 * Henry II of England leaves Ireland.
 * Supposed construction date of first Hook Lighthouse.

Births
Walter de Lacy (d.1241) Lord of Meath.

Deaths

 * Death of Breifne King, Tiernan O'Rourke.