Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
PEARL
As described in historical dictionaries
Patronymica Britannica (1860)
PEARL. The name may have been applied metaphorically, like the baptismal Marguerite or Margaret, which signifies the same thing.
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English