Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
OVEN
As described in historical dictionaries
Patronymica Britannica (1860)
OVEN. If the O be long, the name may be a con-uption of Oving, a parish in Sussex. Mr. Ferguson, however, derives it from the 0. Norse ovanr, inexperienced.