Ógáin

Ógáin is an Irish surname with a patronymic origin, formed from the Gaelic given name Ógán. The prefix Ó signifies “descendant of,” indicating a family lineage. The personal name Ógán is generally linked to Gaelic roots meaning “young,” or is associated with early or traditional naming patterns in Ireland. The standard Gaelic spelling is Ógáin, and anglicized variants include Ogain, Ogan, or Ogan; in some historical records, the form Ó hÓgáin appears as a preserved variant when the name is preceded by the family prefix Ó.

The surname Ógáin is attested in medieval and later Irish genealogies and is found in multiple regions of Ireland, though today it remains relatively uncommon. In modern times, the name is carried by individuals within Ireland and among Irish diaspora communities, including those in Britain, North America, and elsewhere.

Notable persons bearing the surname Ógáin are not widely documented in international reference sources, but bearers of the name have contributed to public life, culture, and sports at local and national levels in various communities.

See also: Ó hÓgáin, a related patronymic surname.