McAllen (surname) McAllen (surname) McAllen is an Scots Gaelic surname, originating from "MacAllen" in Scotland. Historically, the name has migrated to Ireland, where the prefix of the name has been commonly transposed with "Mc". The first recorded arrivals to Ireland bearing this name came in the 15th century to County Donegal, with the arrival of Gallowglas military families to support the Irish nobility of the north. McAllen is derivative of "Ó h-Ailín" or "Ailin", which in Scottish Gaelic means both "little rock" and "harmony", and with the Mc prefix meaning "son of". Variant spellings include McAlan, McAllan, etc. The surname McAllen has
Gray (surname) of Viking origin, Anchetil de Greye, accompanied William the Conqueror in his 1066 invasion of England. de Greye's descendants would become bishops John de Gray of Norwich and Walter de Gray of York. Gray (surname) Gray is a surname of that can come from a variety of origins but is typically found in Scotland, Ireland and England. In Ireland, the surname may have a Gaelic source from a phonetic transcription, or Anglicization of McGrath or McGraw. "Mac Giolla Riabhaigh" is sometimes Gray, but is also Anglicized to "McGreevy," "Gallery" and others. In most Scottish instances, the name "Gray" is from