Petra () is a historical village in the Preveza Prefecture in western Greece, near the town of Filippiada. According to the 2021 Greek census, it had 308 inhabitants.
The exact origin of the name " Petra " is not known, but according to Serafim Xenopoulos, the village was named after its place on the east side of a rocky hill.Serafim Xenopoulos, Documents on Art & Preveza History "(ed.1884), p.45.
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