1684 in Ireland

Events from the year 1684 in Ireland.

Incumbent

 * Monarch: Charles II

Events

 * February 18 – "Court of grace" appointed to enquire into tithes on land.
 * March 25 – Royal Hospital Kilmainham is completed in Dublin as a home for retired soldiers, to the design of Sir William Robinson.
 * Jeremiah O'Donovan's landownings in County Cork are erected by royal letters patent into the Manor of the Leap.
 * The regiment which becomes the Royal Irish Regiment is formed from independent companies by Arthur Forbes, Viscount Granard (who is elevated to Earl of Granard this year).
 * Historian Ruaidhrí Ó Flaithbheartaigh (Roderic O'Flaherty) compiles his Chorographical description of West or Iar Connacht for William Molyneux.

Births

 * February 20 – Edward Bayly, landowner and politician (d. 1741)

Deaths

 * February 25 – Richard Nugent, 2nd Earl of Westmeath, noble and military commander (b. 1621/3)
 * July – Sir George Downing, 1st Baronet, Anglo-Irish soldier, statesman, and diplomat (b. 1623)
 * Murrough Ó Laoí, physician.