1622 in Ireland

Events from the year 1622 in Ireland.

Incumbent

A royal commission of inquiry into the Dublin Castle administration is sent from England, headed by Dudley Digges and including James Perrot.{{Cite book|last1=Treadwell |first1=Victor |title=The Irish Commission of 1622: An Investigation of the Irish Administration, 1615-1622, and Its Consequences, 1623-1624 |date=2006 |publisher=Irish Manuscripts Commission |isbn=978-1-874280-63-7}}
18 April – Oliver St John surrenders the office of Lord Deputy of Ireland. He had served since 1616.{{Cite ODNB|author-link1=Ute Lotz-Heumann|first=Ute|last=Lotz-Heumann|title=St John, Oliver, first Viscount Grandison of Limerick (1559–1630)|year=2004|url=http://www.oxforddnb.com/view/article/24501|access-date=2012-10-15|doi=10.1093/ref:odnb/24501}}
18 September – Henry Cary, 1st Viscount Falkland, is sworn in as Lord Deputy of Ireland.{{cite ODNB|first=Sean|last=Kelsey|title=Cary, Henry, first Viscount Falkland (c.1575–1633)|year=2004|url=http://www.oxforddnb.com/view/article/4837|access-date=2012-10-15|doi=10.1093/ref:odnb/4837}}
Thomas Dease is consecrated Roman Catholic Bishop of Meath, returning to Ireland from Paris.
Frederick Hamilton is given lands in Leitrim.

January – The Courtenay Baronetcy of Newcastle, County Limerick, is created for George Courtenay.{{Cite book|last=Cokayne |first=George Edward |author-link=George Edward Cokayne |date=1900 |title=Complete Baronetage, 1611 to 1800 |edition=1st |volume=I |publisher=William Pollard & Co |location=Exeter |oclc=866278985 |page=[https://archive.org/details/cu31924092524374/page/n252/ 229, line 23] |quote=I. 1622? 'George Courtenay, Esq. of Newcastle, co. Limerick' was cr. [created] a Bart. [I. (Ireland)] as above, presumably in Jan. 1621/22, the Privy Seal being dat. at Westm., 10 Dec. 1621. |url=https://archive.org/details/cu31924092524374/}} – 1611 to 1625
3 May – The Montgomery Viscountcy of the Great Ards in the Peerage of Ireland is created for Hugh Montgomery.
5 August – The Earldom of Roscommon is created for James Dillon.{{Cite book|last=Cokayne |first=George Edward |author-link=George Edward Cokayne |date=1895 |title=Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct, or Dormant |edition=1st |volume=VI |publisher=George Bell and Sons |location=London |oclc=1180818801 |page=[https://archive.org/details/completepeerage06cokahrish/page/n411/ 410, line 22] |quote=... being subsequently cr. [created] 5 Aug. 1622 Earl of Roscommon [I.]. |url=https://archive.org/details/completepeerage06cokahrish/}} – N to R

16 January – Patrick Barnewall, who objected to recusancy fees.{{Cite web|last=Barry |first=Judy |editor1-last=McGuire |editor1-first=James |editor2-last=Quinn |editor2-first=James |date=October 2009 |title=Barnewall, Sir Patrick |website=Dictionary of Irish Biography |url=https://www.dib.ie/biography/barnewall-sir-patrick-a0389 |access-date=30 October 2023}}
10 November – Henry Folliott, 1st Baron Folliott, who settled in Ballyshannon and developed the area around it (b. c.1568).{{Cite book|last=Cokayne |first=George Edward |author-link=George Edward Cokayne |editor-last=Gibbs |editor-first=Vicary |editor-link=Vicary Gibbs (St Albans MP) |date=1926 |title=The complete peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, extant, extinct, or dormant |edition=2nd |volume=V |publisher=The St Catherine Press |location=London |oclc=1042540479 |page=543 |url=https://archive.org/details/CokayneG.E.TheCompletePeerageSecondEditionVolume5EAGO/}} – Eardley of Spalding to Goojerat
14 November – Miler Magrath, who was Catholic Bishop of Down and Connor 1565–1580 but converted and became Church of Ireland Archbishop of Cashel since 1571 (b. c.1523)
Henry MacShane O'Neill, who was an Irish flaith and son of Shane O'Neill.