In the entire world, Vilk (Wilk 
, Vilk 
, Вильк 
) is a rare primarily masculine, but scarcely girly forename. The first name Vilk is characteristic of Poland, where it is a rare masculine name, Brazil, where it is a very rare predominantly masculine, but scarcely female name, and the United States, where it is an extremely rare male name. Measured by absolute frequency, it is commonest in Brazil, Poland, and India. Likewise, Vilk is the last name as well as the forename.