Family History and Genealogy Resources by Surname
Trelawney Surname Origin
(Origin Local Cornish British) The open town near the water; from Tre, a town, lawn, open, and ey, water.
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.
Trelawney Surname Meaning and Family Facts
There is more to Trelawney family history than the origin of your surname:
A Trelawney Family History Thought:
Whenever there's a will, you'll see an heir loom.