Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
PILLAR
As described in historical dictionaries
Patronymica Britannica (1860)
PILLAR. R.G., 16. H.R., Atte pilere, " at the pillar."
Origin: English
Region of origin: British Isles
Country of origin: England
Religion of origin: Christian
Language of origin: English