Gahan (surname) Irish language "Mac Gaoithín", meaning "son of "Gaoithín"", although the more common Anglicised form of this Gaelic name is "McGeehan" in Ulster. Gahan (surname) Gahan (and its variant Gahame) is a surname with several different origins. One origin of the surname is from a reduced form of "McGahan", which is in turn an Anglicised form of the Irish language "Mac Eacháin", meaning "son of "Eachán"". Another origin of the name, in Leinster, is from a reduced form of the Irish language "Ó Gaoithin", meaning "descendant of "Gaoithín"". The personal name "Gaoithín" is a diminutive of "gaoth", meaning "wise", or "wind".
Moran (surname) in north Mayo, surrounding the modern town of Ballina. Following the Norman invasion, their territory was usurped by the Barretts and Burkes and the sept lost its central organisation. The modern distribution of the surname within Mayo suggests that the Morans spread southwards and today are chiefly found in the central area of the county, particularly in the barony of Carra. Moran (surname) Moran () is a modern Irish surname and derived from membership of a medieval dynastic sept. The name means a descendent of "Mórán". “Mor” in Gaelic translates as big or great and “an” as the prefix the.