* Afrikaans: Pieter
* Albanian: Pjetër
* Amharic: P.et.ros
* Arabic: بطرس (Boutros)
* Armenian: Պետրոս (Bedros in Western dialect, Petros in Eastern dialect)
* Basque: Kepa, Peio, Peru
* Belarusian: Пётр (Piotr), Пятро (Piatro), Пятрусь (Piatruś)
* Breton: Per
* Bulgarian: Петър (Petər), Пере, Перо (Pere, Pero), Петьо, Петю (Petyo, Petyu), Пеньо, Пеню, Пенко (Penyo, Penyu, Penko), Пельо, Пелю, Пелко (Pelyo, Pelyu, Pelko); Камен (Kamen) <<"kamen, kamək" in bulgarian means: stone>>
* Catalan: Pere
* Chinese: Protestantism:彼得 (bi3de2, pite )Catholic:伯多祿 (buo2duo1lu4, buoduolu )
* Cornish: Peder
* Croatian: Petar
* Czech: Petr
* Danish: Peter, Peder, Per, Peer, Pelle
* Dutch: Pieter, Peter (Note: The form "Peer" also occurs, albeit less commonly. The Biblical Peter is translated as "Petrus".)
* Estonian: Peeter
* Faroese: Pætur, Petur, Per
* Frisian: Piter, Pier
* Finnish: Pietari, Pekka, Petri, Petteri
* French: Pierre (Note: True to the Greek, the word for stone in French is also "pierre")
* German: Peter (Note: The form "Peer" also occurs, albeit less commonly. The Biblical Peter is translated as "Petrus".)
* Greek: Πέτρος (Pronounced Petros)
* Hindi: Pathrus
* Hebrew : פטרוס (Petros)
* Hungarian: Péter; Petya, Peti (diminutive)
* Icelandic: Pétur
* Indian: Kaunteya
* Indonesian: Petrus
* Irish: Peadar, Piaras
* Italian: Pietro, Piero
* Korean: 베드로 (Bedeuro; or, less commonly, 페트루스; Peteuruseu), 피터 (Piteo)
* Japanese: ピーター (Piitaa), and in Biblical contexts ペトロ (Petoro), ペテロ (Petero), or ペトロス (Petorosu)
* Konkani:Pedru
* Latin: Petrus
* Latvian: Pēteris
* Lithuanian: Petras
* Macedonian: Петар (Petar), Петре (Petre)
* Malayalam: Pathrose
* Maltese: Pietru
* Manx: Peddyr
* Norwegian: Peter, Petter, Per
* Persian: پطرس (Patras)
* Portuguese: Pedro, Pêro (old Portuguese)
* Romanian: Petru, Petre
* Russian: Пётр (Pyotr), Петя (Petya) (diminutive)
* Scottish Gaelic: Pàdair
* Serbian: Петар, Petar
* Silesian: Pyjter, Piter
* Slovak: Peter
* Slovenian: Peter
* Spanish: Pedro
* Swahili: Petero
* Swedish: Peter, Petter, Per, Pehr, Pär, Pelle, Pälle
* Tamil: Pethuru, Raayappar (in biblical contexts)
* Thai: ปีเตอร์ (lit. Piteor)
* Ukrainian: Петро (Petro), Петрик (Petryk) (diminutive), Петрусь (Petrus') (diminutive)
* Welsh: Pedr