Cognomen Слик (Slick 
, Slik 
, Слик 
) , across the world, is quite a rare family name. The cognomen Слик is habitual in Netherlands, where it is quite a rare surname, Estonia, and Trinidad and Tobago. Measured by absolute frequency, it most frequently occurs in the United States, Netherlands, and Syria. Much less frequently, Слик is the forename as well as the last name.