1605 in Ireland

• Monarch: James I

• 3 February – Sir Arthur Chichester is appointed Lord Deputy of Ireland, an office he will hold for a decade.{{cite book|editor=Moody, T. W.|title=A New History of Ireland. 8: A Chronology of Irish History|publisher=Oxford University Press|year=1989|isbn=978-0-19-821744-2|display-editors=etal}}
• 11 March – a proclamation declares all people of Ireland to be the direct subjects of the British Crown and not of any local lord or chief.
• 4 July – a proclamation commands all Roman Catholic seminary priests and Jesuits to leave the country by 10 December and directs the laity to attend Church of Ireland services.
• 14 October – Thomas Jones is appointed to succeed Adam Loftus as Lord Chancellor of Ireland.{{cite encyclopedia|first=Helen Coburn|last=Walshe|title=Jones, Thomas (c.1550–1619)|encyclopedia=Oxford Dictionary of National Biography|publisher=Oxford University Press|year=2004|url=http://www.oxforddnb.com/view/article/15086|access-date=2012-08-17|doi=10.1093/ref:odnb/15086|url-access=subscription}} {{ODNBsub}}
• 8 November – Thomas Jones is appointed to succeed Adam Loftus as Archbishop of Dublin (Church of Ireland).{{cite encyclopedia|first=Helen Coburn|last=Walshe|title=Jones, Thomas (c.1550–1619)|encyclopedia=Oxford Dictionary of National Biography|publisher=Oxford University Press|year=2004|url=http://www.oxforddnb.com/view/article/15086|access-date=2012-08-17|doi=10.1093/ref:odnb/15086|url-access=subscription}} {{ODNBsub}}
• November – Scottish adventurer James Hamilton is granted the lordship of Upper (South) Clandeboye and the Great Ardes in the north of County Down by King James VI and I.{{cite web|url=http://www.hamiltonmontgomery1606.com/PartThree.asp |title=The Settlement Story. Part three: Jailbreak, Rivalry and Plot! |access-date=2012-08-17 |work=Hamilton & Montgomery Settlement 1606 |publisher=Ulster-Scots Agency |date=March 2006 |url-status=dead |archive-url=https://web.archive.org/web/20080705195956/http://www.hamiltonmontgomery1606.com/PartThree.asp |archive-date=2008-07-05 }}{{cite encyclopedia|last=Hunter|first=R. J.|encyclopedia=Oxford Dictionary of National Biography|title=Hamilton, James, first Viscount Claneboye (c.1560–1644)|url=http://www.oxforddnb.com/view/article/12086|access-date=2009-03-22|year=2004|publisher=Oxford University Press|doi=10.1093/ref:odnb/12086|url-access=subscription}}
• The Irish College in Paris is co-founded by John Lee, an Irish priest, and John de l'Escalopier, President of the Parlement.
• Refugee French Huguenot merchants begin to settle in Dublin and Waterford.{{cite web|title=Huguenot Timeline|url=http://www.genealogyforum.com/gfaol/resource/Huguenot/hug0006.htm|work=Genealogy Forum|location=Armada, Michigan|access-date=2013-11-19|date=January 2006|archive-date=2012-01-17|archive-url=https://web.archive.org/web/20120117082451/http://www.genealogyforum.com/gfaol/resource/Huguenot/hug0006.htm|url-status=dead}}

• Raymond Caron, Franciscan friar and author (d. 1666)
• Lady Hester Pulter, born Hester Ley, poet (d. 1678 in England)
• Approximate date – James Dillon, 3rd Earl of Roscommon (d. 1649)

• 5 April – Adam Loftus, Archbishop of Dublin (Church of Ireland) and Lord Chancellor of Ireland (b. c.1533)
• 24 September – Sir George Bourchier, soldier and politician (b. 1535)
• Tadhg O'Rourke, King of West Breifne

{{reflist}}

{{Years in Ireland}}

{{Year in Europe|1605}}

Category:1600s in Ireland

Ireland

Category:Years of the 17th century in Ireland