Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
EU
As described in historical dictionaries
Patronymica Britannica (1860)
EU. EW. EVE. A town of Normandy, well known in ancient times for its powerful earls, and in the present century for the chateau of King Louis Philippe.