1418 in Ireland

Incumbent

• Lord: Henry V

Events

• The Great Book of Lecan is completed at Enniscrone..
• James FitzGerald, 6th Earl of Desmond deprived Thomas FitzGerald, 5th Earl of Desmond of his earldom and dispossess him for marrying far below his station. Catherine was the daughter of one of Thomas's dependants, William MacCormac, known as "the Monk of Feale." The marriage between a man of Norman ancestry and a woman of Gaelic blood was in violation of the Statutes of Kilkenny.

Births

• James Ormonde, Lord Treasurer of Ireland, Earl of Ormonde

Deaths

• Gilla Isa Mor mac Donnchadh MacFhirbhisigh, historian, scribe and poet.