Petr maana ya jina bora: Ubunifu, Furaha, Kubwa, Temperament, Bahati. Pata Petr maana ya jina.
Petr asili ya jina la kwanza. Aina ya Czech Peter. Pata Petr asili ya jina la kwanza.
Majina ya jina la Petr katika nchi tofauti na lugha tofauti: Bedros, Botros, Boutros, Butrus, Peadar, Pece, Peder, Pedr, Pedrinho, Pedro, Péter, Peer, Peers, Peeter, Pétur, Pehr, Peio, Pèire, Pejo, Pekka, Pelle, Penko, Per, Pere, Perica, Perig, Pero, Peru, Petar, Pete, Peter, Petera, Peti, Petia, Petras, Petre, Petri, Petrica, Petro, Petros, Petru, Petruccio, Petrus, Petter, Petteri, Petur, Petya, Piaras, Pier, Pierino, Piero, Pierre, Pierrick, Piers, Piet, Pietari, Pieter, Pietro, Pika, Piotr, Pit, Pitter, Pyotr. Pata Petr kwa lugha zingine.
Majina ya kawaida yenye jina Petr: Cermak, Patka, Neveverov, Kellner, Vanysek, Čermák, Vanýsek. Pata Orodha ya majina yenye jina Petr.
Majina ya kawaida yenye jina la mwisho Gotsches: Peter, Péter. Pata Majina yanayotembea na Gotsches.