The English meaning of Aguiar is a location in Portugal
The surname Aguiar is a toponymic name, which means that it is derived from a geographical location. Toponymic names can be based on anything from the name of a town or village to the name of a forest or pasture. This is the largest category of family names, probably due to the geographical migrations to which the Jews from Spain and Portugal were subject after the Inquisition and the love they had for the country in which they had lived for many centuries.
There are many indicators that the name Aguiar may be of Jewish origin, emanating from the Jewish communities of Spain and Portugal.
When the Romans conquered the Jewish nation in 70 CE, much of the Jewish population was sent into exile throughout the Roman Empire. Many were sent to the Iberian Peninsula. The approximately 750,000 Jews living in Spain in the year ...