Petrica merkilegu heiti: Hæfur, Heppinn, Gaum, Skapandi, Vingjarnlegur. Fá Petrica merking nafns.
Petrica Uppruni fornafns. Romanian diminutive of Peter. Fá Petrica Uppruni fornafns.
Samheiti fyrir Petrica í mismunandi löndum og tungumálum: 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, Petr, Petras, Petre, Petri, 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. Fá Petrica á öðrum tungumálum.
Algengustu nöfnin með eftirnafninu Porco: Merle, Helga, Joseph, Peter, Rachael, Péter. Fá Nöfn sem fara með Porco.