Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
DAM
As described in historical dictionaries
Patronymica Britannica (1860)
ABA DAM. A recent resumption of the old baronial name of Ap- or Ab- Adam. See B. L. G.
Region of origin: Asia
Country of origin: Vietnam
Language of origin: Vietnamese