Kieran Family History
Kieran Name Meaning
Irish: Anglicized form of Gaelic Ó Ciaráin ‘descendant of Ciarán’, a byname from a diminutive of ciar ‘dark’, ‘black-haired’. It was borne by two Irish saints, a hermit of the 5th century and the founder of the monastery at Clonmacnoise (d. 547).
Source: Dictionary of American Family Names ©2013, Oxford University Press