OlganosIn Greek mythology, Olganos was a river and river-god, son of Beres in ancient Macedonia.FamilyOlganos was the first son of Beres and the brother of Mieza and Beroia after whom the Macedonian cities of Mieza and Beroia were named.ArchaeologyAn inscribed bust of Olganos was found at Kopanos / Emathia and is now on display at the Archaeological Museum in Veria, Greece.