Jeneng-jeneng sing sinonim kanggo Penko ing negara lan basa sing beda-beda: Bedros, Botros, Boutros, Butrus, Peadar, Pece, Peder, Pedr, Pedrinho, Pedro, Péter, Peeter, Pétur, Peio, Pèire, Pejo, Pekka, Per, Pere, Perica, Perig, Pero, Peru, Petar, Pete, Peter, Petera, Peti, Petia, Petr, Petras, Petre, Petri, Petrica, Petro, Petros, Petru, Petruccio, Petrus, Petter, Petteri, Petur, Petya, Piaras, Pier, Piero, Pierre, Piers, Piet, Pietari, Pieter, Pietro, Pika, Piotr, Pit, Pitter, Pyotr. Njaluk Penko ing basa liya.
Jeneng sing umum nganggo jeneng pungkasan Crockett: Andrew, Boyd, Daniel, Rueben, Angel, Ángel, Àngel, Dániel, Daníel, Daniël. Njaluk Jeneng sing nganggo Crockett.