WEBSaint Brigid. Saint Colmcille. Ireland ( / ˈaɪərlənd / ⓘ IRE-lənd; Irish: Éire [ˈeːɾʲə] ⓘ; Ulster-Scots: Airlann [ˈɑːrlən]) is an island in the North Atlantic Ocean, in north-western Europe. It is separated from Great Britain to its east by the North Channel, the Irish Sea, and St George's Channel.