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".
Beaton (surname) as Peutan (masculine form), and Pheutan (feminine form). Beaton (surname) Beaton is a Scottish surname in the English language, which has multiple origins. One origin of the name is from the placename of Béthune, in Pas-de-Calais, France. Another derivation is from the mediaeval personal name "Beaton", "Beton", which is pet form of a short form of the names "Bartholomew" or "Beatrice". "Bartholomew" is a masculine name, while "Beatrice" is a feminine name; the names are not etymologically related to each other. Another derivation of the surname "Beaton" is that it is an Anglicisation of the Scottish Gaelic "Mac Beath". The