Family History and Genealogy Resources by Surname
Mayo Surname Origin
(Locality). The name of a county and town in Ireland, the plain near the water, from Moi or Moy, Gaelic, a plain, Moy, a river, and ai, a region or territory; the region or tract on the river Moy.
Source: An Etymological Dictionary of Family and Christian Names With an Essay on their Derivation and Import; Arthur, William, M.A.; New York, NY: Sheldon, Blake, Bleeker & CO., 1857.
Mayo Surname Meaning and Family Facts
There is more to Mayo family history than the origin of your surname:
A Mayo Family History Thought:
What is past is prologue.