indicate the level to which a name has been verified.
Type Surname (from given name)
Usage Irish
Meaning & History
The surname Moran, originating in counties Mayo and Sligo of Connaught, is the shortened version of O'Moran, Anglicized form of the older O'Morain "grandson of the great one" with the Old Irish root mor 'great, big' (denoting stature and/or character).