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See also:	Other events of 1342 ; List of years in Ireland

1342 in Ireland

Last updated November 23, 2025

Events from the year 1342 in Ireland.

King Conchobhar of Tír Conaill is killed and succeeded by his brother, Niall.^[1]
Soldiers from Ireland are sent to campaign for Edward III in Brittany.
16 January – 18 May Deputy justiciar John Morice campaigns against the Irish of Mide.
5 April – 4th Earl of Kildare is granted livery of his lands.
after 1 July
- King Toirdhealbhacf Connacht restores Roscommon castle to William de Bermingham, the royal constable.
16 July – 4 September – Deputy justiciar campaigns in Wicklow against the Ó Broin.
4 November – King Toirdhealbhach of Connacht is deposed by Mac Diarmata (Eng. MacDermot) and Mac William Burke. Succeeded by Aodh mac Aodh of Clann Mhuircheartaigh.

↑ John Clyn (2007). Bernadette Williams (ed.). The Annals of Ireland. Four Courts Press. pp. 240–244. ISBN 978-1-84682-034-2 . Retrieved 16 December 2015.

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