The first historical signs are of Phoenician origin, a mining-town shopping there in the sixteenth to twentieth centuries BC (before Christ).
Although it is likely the presence of later Carthaginians and Greeks, the importance of their trade in Portugal, there are no data on the incidence of Ribadeo laughed.

There are, instead, important vestiges of the indigenous Celts, as the diadem famosísima Ribadeo baixoreleves entirely filled with a range torque as well as swords and brooches. Discusses the Celtic ethnic group that populated the area: according to some, and eosinophils were the others were Cibarcos.
Anyway, the fact remains that had been visited by the Romans, but were not found debris from sidewalks, fountains, temples, etc ... only small pieces of pottery, some coins, etc ...