Petra ranks 1680 with 61 female-leaning pet registry entries. It's the Latin/Greek feminine form of Peter, from Greek petra, meaning "rock" or "stone," and it carries an interesting dual identity: geographically, Petra is the famous ancient Nabataean city carved into rose-red sandstone cliffs in Jordan. Both the literal meaning and the archaeological site make the name feel grounded and ancient without being heavy.
The Name's Classical Root
Petra as a given name is used across Central and Eastern Europe, Scandinavia, and parts of the Mediterranean. In the US, it's rare enough on the human side to read as distinctive; on the human side, Petra has never cracked the SSA top 1000 in the modern era. That rarity is part of its appeal for pet owners — it's recognizable as a name without being a familiar pet-naming choice. Vera and Nora occupy a similar register of continental European feminine names with stone-solid substance.
Sound and Breed Fit
Petra's two syllables (PEH-tra) have a clean, decisive quality. It closes on a short vowel sound that's easy to call and doesn't trail off. The name works well on strong, confident breeds: German Shepherds, Dobermans, Rhodesian Ridgebacks. It has enough weight for a large dog and enough elegance for a refined small breed.
The Counter-Read
Petra will occasionally be assumed to be a misspelling of "Petra" meaning the city. That association is usually an asset: a conversation that goes somewhere interesting, rather than a problem.