Family History and Genealogy Resources by Surname
Maclay Surname Origin
(Origin Gaelic) The son of Clay. See ClaySource: 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.
Maclay Surname Meaning and Family Facts
Maclay Last Name Meaning
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There is more to Maclay family history than the origin of your surname:
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A Maclay Family History Thought:
Misers are hard to live with but they make great ancestors.