Petr kacha mma aha pụtara: Okike, Eji obi ụtọ, Oké njọ, Iwe, Kechioma. Nweta Petr pụtara aha.
Grenet kacha mma aha nna pụtara: Obodo, Ifịk, Eru, Emesapụ aka, Enyi na enyi. Nweta Grenet pụtara aha nna.
Petr si malite aha mbụ. Czech form of Peter. Nweta Petr si malite aha mbụ.
Agakọta aha maka Petr na mba dị iche iche na-asụ asụsụ: 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. Nweta Petr na ndị ọzọ asụsụ.
Kasị nkịtị surnames na aha Petr: Vanysek, Kapalin, Malycha, Cermak, Patka, Čermák, Vanýsek. Nweta List of surnames na aha Petr.
Kasị nkịtị aha na aha ikpeazụ Grenet: Pedro, Vance, Neal, Sergio, Sérgio. Nweta Aha na-aga na Grenet.
Ndakọrịta nke Petr na Grenet bụ 76%. Nweta Ndakọrịta nke Petr na Grenet.