Family History and Genealogy Resources by Surname
Wilmot Surname Origin
May be a corruption of Guillemot, a name frequent in France in early times, derived from Guillaume, William.
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.
Wilmot Surname Meaning and Family Facts
There is more to Wilmot family history than the origin of your surname:
A Wilmot Family History Thought:
'The past isn't dead. It isn't even past.' --William Faulkner