1625 in Ireland

Incumbent

• Monarch: James I, then Charles I

Events

• March 21 – James Ussher is appointed Archbishop of Armagh (Church of Ireland) and Primate of All Ireland.
• March 27 – Charles I becomes King of England, Scotland and Ireland upon the death of his father James I.
• Castle at Ballycastle, County Antrim, rebuilt by Randal MacDonnell, 1st Earl of Antrim.

Births

• November 8 – Mary Rich, Countess of Warwick, née Boyle, courtier and diarist
• Dáibhí Ó Bruadair, poet
• approximate date – Sir [George Bingham, 2nd Baronet], politician

Deaths

• February 19 – Arthur Chichester, 1st Baron Chichester, English administrator and soldier, Lord Deputy of Ireland
• March 10 – Francis Edgeworth, Clerk of [the Crown and Hanaper] in Ireland under James I
• December 25 – Connor Roe Maguire was an Irish Gaelic chief from Magherastephana, County Fermanagh, nicknamed the Queen's Maguire for supporting Elizabeth I's campaign in the Nine Years' War.