Arthur, William (1857) An Etymological Dictionary of Family and Christian Names. New York: Sheldon, Blakeman. Public Domain.
LIVERMORE
As described in historical dictionaries
An Etymological Dictionary of Family and Christian Names (1857)
(origin: Welsh.) From lleufer, a light, and mawr, great--the great light. A name given to the first Christian king of Britain, hence called by the Romans Lucius, which has in the Latin the same signification.
Patronymica Britannica (1860)
LIVERMORE. Two parishes in Suftblk,
Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
Surname type: Location or geographical feature
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English