Last name Pyetr (Петр 
, Пётр , Pyetr 
) , all around the world, is quite a common surname. The cognomen Pyetr is characteristic of Kyrgyzstan, where it is quite a common surname, Moldova, and Belarus, where it is quite a rare surname. Measured by absolute frequency, it most frequently occurs in Russia, Kyrgyzstan, and Uzbekistan. Much more frequently, Pyetr is the forename as well as the last name.