Arthur, William (1857) An Etymological Dictionary of Family and Christian Names. New York: Sheldon, Blakeman. Public Domain.
BABCOCK
As described in historical dictionaries
An Etymological Dictionary of Family and Christian Names (1857)
Little Bab, or Bartholomew; from Bab, a nickname for Bartholomew, and cock, small, little, a son; cic, cock, el, and et are diminutives, and include the ideas of kindness and tenderness, associated with smallness of size. It may be from Bob, the nickname for Robert; Bobcock, the son of Robert, Robertson.
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English