Family History and Genealogy Resources by Surname
Warren Surname Origin
From Guarenna or Varenna, in the county of Calais, in Normandy, whence they came into England with William the Conqueror. The primary sense of the word is to stop, hold, or repel, to guard, keep off.
Source: An Etymological Dictionary of Family and Christian Names With an Essay on their Derivation and Import; Arthur, William, M.A.; New York, NY: Sheldon, Blake, Bleeker & CO., 1857.
Warren Surname Meaning and Family Facts
There is more to Warren family history than the origin of your surname:
A Warren Family History Thought:
'Those who forget their past are destined to repeat it.' --Robert A. Heinlein