Welsh, Dysdain, a steward of a feast.
Arthur, William (1857) An Etymological Dictionary of Family and Christian Names. New York: Sheldon, Blakeman. Public Domain.
DUSTIN
As described in historical dictionaries
An Etymological Dictionary of Family and Christian Names (1857)
Welsh, Dysdain, a steward of a feast.
Origin: Celtic
Region of origin: British Isles
Country of origin: Scotland
Religion of origin: Christian
Language of origin: Gaelic