1622 in Ireland

Events from the year 1622 in Ireland.

Incumbent

 * Monarch: James I

Events

 * A royal commission of inquiry into the Dublin Castle administration is sent from England, headed by Dudley Digges and including James Perrot.
 * 18 April – Oliver St John surrenders the office of Lord Deputy of Ireland. He had served since 1616.
 * 18 September – Henry Cary, 1st Viscount Falkland, is sworn in as Lord Deputy of Ireland.
 * Thomas Dease is consecrated Roman Catholic Bishop of Meath, returning to Ireland from Paris.
 * Frederick Hamilton is given lands in Leitrim.

Honours

 * January – The Courtenay Baronetcy of Newcastle, County Limerick, is created for George Courtenay.
 * 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.

Deaths

 * 16 January – Patrick Barnewall, who objected to recusancy fees.
 * 10 November – Henry Folliott, 1st Baron Folliott, who settled in Ballyshannon and developed the area around it (b. c.1568).
 * 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.