1172 in Ireland

Events from the year 1172 in Ireland.

← 1171 1170 1169 1168 1167 1172 in Ireland → 1173 1174 1175 1176 1177
Centuries:	11th 12th 13th 14th
Decades:	1150s 1160s 1170s 1180s 1190s
See also:	Other events of 1172 List of years in Ireland

Events

• Second Synod of Cashel.^[1]
• Meath is granted to Hugh de Lacy by Henry II of England.^[1]
• Henry II of England leaves Ireland.^[1]
• Supposed construction date of first Hook Lighthouse.

Births

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

Deaths

• Death of Breifne King, Tiernan O'Rourke.