Carolan Family History
Carolan Name Meaning
Irish:: Anglicized form of Gaelic Ó Cearbhalláin a northern and midland Irish name meaning ‘descendant of Cearbhallán’ a diminutive of the personal name Cearbhall (see Carroll ). Anglicized form of Ó Cairealláin ‘descendant of Caireallán’ a diminutive of the personal name Caireall. In the 12th and 13th centuries this family were chieftains of Clondermot in Derry. Carleton was later adopted as an English equivalent.
Source: Dictionary of American Family Names 2nd edition, 2022