Arthur, William (1857) An Etymological Dictionary of Family and Christian Names. New York: Sheldon, Blakeman. Public Domain.
BRYCE
As described in historical dictionaries
An Etymological Dictionary of Family and Christian Names (1857)
(origin: Welsh.) A contraction of Ap Rhys, the son of Rhys or Rhees. (See Rhees.)
Origin: Celtic
Region of origin: British Isles
Country of origin: Scotland
Religion of origin: Christian
Language of origin: Gaelic