Keighran

Keighran is a surname of Irish origin. It is an Anglicized form of the Gaelic name Ó Ciaráin, meaning "descendant of Ciarán". The personal name Ciarán is derived from ciar, meaning "dark" or "black". Thus, the surname Keighran signifies descent from a male ancestor named Ciarán.

Variations of the surname include Keiran, Kieran, Kiernan, Kearon, and Curran. The name is primarily found in Ireland, particularly in counties such as Roscommon and Sligo. It has also spread to other countries due to Irish emigration, including the United States, Canada, Australia, and the United Kingdom.

People with the surname Keighran have contributed to various fields, including business, sports, and the arts.