Family History and Genealogy Resources by Surname
Kay Surname Origin
(Locality). In Cornish British, signifies a hedge, inclosure, a place of security, a fortified place. Kai, German, is a quay, a wharf.
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.
Kay Surname Meaning and Family Facts
There is more to Kay family history than the origin of your surname:
A Kay Family History Thought:
Whenever there's a will, you'll see an heir loom.