Last name Valērijs (Валерий 
, Valērijs 
) , across the world, is a common family name. The cognomen Valērijs is characteristic of Kyrgyzstan, where it is quite a common surname, Moldova, and Belarus. Measured by absolute frequency, it is commonest in Russia, Kyrgyzstan, and Uzbekistan. Much more prevalently, Valērijs is the forename as well as the last name.