Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
We don't have any stats on how common this name is. This is probably because it's very rare in the UK.
Region of origin
Country of origin
Language of origin
Religion of origin
Related and similar surnames
The Benion surname in historical dictionaries
Patronymica Britannica (1860)
BENION. BENYON. Enion, an ancient Welsh personal name, prefixed by Ab, became Benion. So Barry, Bevan, &c.