Cognomen Варанкоў (Voronkov 
, Варанкоў) , globally, is quite a rare family name. The surname Варанкоў is characteristic of Estonia, where it is quite a rare surname, Belarus, where it is a rare surname, and Lithuania. Measured by absolute frequency, the name is most common in Russia, Uzbekistan, and Belarus. Very seldom, Варанкоў is the forename as well as the last name.