Cognomen Petriyenko (Петриенко 
, Petriyenko 
) , in all the world, is a rare family name. The last name Petriyenko is characteristic of Russia, where it is a rare surname, Kazakhstan, and Belarus, where it is a very rare surname. Measured by absolute frequency, it is commonest in Russia, Kazakhstan, and the United States. Much less frequently, Petriyenko is the forename as well as the last name.