Meaning in the sources
Not establishedMeaning: “rock”
No etymology text in the cited sources.
Sources for this account (3)
- Wikidata Q17522179CC0-1.0 · retrieved 2026-10-15
- Wikipedia: Peter (given name)CC-BY-SA-4.0 · retrieved 2026-10-15
- Wikipedia (pl): PiotraCC-BY-SA-4.0 · retrieved 2026-10-16

