Éber is an Old Irish masculine name, the historical precursor of the later form Éibhear. The name is deeply rooted in Irish mythology, where it appears in the medieval origin legend of the Gaels.Etymology and Historical BackgroundThe original Old Irish form Éber evolved into Éibhear and Éibhir in later stages of the language. The meaning of the name remains uncertain, but it is best known from the Lebor Gabála Érenn (The Book of Invasions), a pseudohistorical compilation that recounts the mythical settlement of Ireland. According to this tradition, Éibhear was borne by two of the sons of Míl Espáine: Éibhear Dunn (Éber the Brown) and Éibhear Finn (Éber the Fair). These figures were leaders of the Milesians, the legendary Celtic invaders who defeated the Tuatha Dé Danann and became the ancestors of the Irish race.For centuries, the name was Latinized as Heber (via Hiberno-Latin), a form also used in English. In Irish genealogy, the two Ébers are regarded as the progenitors of distinguish dynasties: Éibhear Dunn is associated with the Eóganachta of Munster, while Éibhear Finn is linked to the Connachta in Connacht.Usage and LegacyÉber as a given name became rare in Ireland after the Middle Ages but experienced occasional revivals during the Gaelic revival of the 19th and 20th centuries. Its Anglicized forms Heber persisted in aristocratic and poetic contexts. Related names include the variants Éibhear and Éibhir, as well as cognate forms found in other Celtic languages. The name remains an emblem of Gaelic heritage and mythological prestige.Meaning: uncertainOrigin: Old IrishType: given nameUsage regions: Ireland (historical, mythological)