McAllister (surname) has many different spellings due to immigration. Some of the common spellings are McAllister (surname) McAllister is a surname from Scotland and Ireland that originates from the Gaelic name Mac Alasdair, meaning son of God. Alasdair is the Gaelic form of the first name Alexander. The Mc Alisters for the greater part owe their ancestry to the Scottish clan of the Mac Donalds. The name is derived from the personal name Alexander. The Mc Alisters arrived in Ulster as Gallowglasses at the invitation of the MacDonnell's. Today the greatest numbers of the name are to be found in counties Antrim,
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