Arthur, William (1857) An Etymological Dictionary of Family and Christian Names. New York: Sheldon, Blakeman. Public Domain.
HAM
As described in historical dictionaries
An Etymological Dictionary of Family and Christian Names (1857)
(origin: Local) A house, borough, or village, the termination of many names of places in England; German, heim, a home; France.
Patronymica Britannica (1860)
CO HAM. An estate near Torrlngton, CO. Devon, still in possession of the family, who trace their pedigi-ee only to 1547, though they were doubtless proprietors at a much earlier date. B.L.G.
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