Dias is a common surname in the Portuguese language, namely in Portugal and Brazil. It is cognate to the Spanish language surname Díaz.
It is a name associated with :
Dias or DIAS may refer to:
Dias (Διάς) was a city of ancient Lycia mentioned by Stephanus of Byzantium. It has been suggested, with some uncertainty, that a coin minted at Dias is in the collection of the British Museum..