Globally, Walerjan (Валерьян 
, Walerjan 
) is quite a rare male first name. The forename Walerjan is habitual in Russia, where it is quite a rare male name, Kazakhstan, and Kyrgyzstan, where it is a rare male name. In absolute terms, it is commonest in Russia, Kazakhstan, and Ukraine. Much less frequently, Walerjan is the last name as well as the forename.