Events from the year 1400 in Ireland.

Incumbent

Lord: Henry IV

Events

O'Conor dynasty captured the Donamon Castle from House of Burgh. Founding of a Dominican priory in Longford.

Deaths

Alexander de Balscot, Irish clergy Brian Sreamhach Ua Briain, King of Thomond Seoan, King of Breifne O'Reilly

References