Family name 록 (Rock 
, Loc , 록) , in the entire world, is a widespread cognomen. The cognomen 록 is habitual in Barbados, where it is a common surname, Qatar, where it is quite a common surname, and Myanmar (explore the name in all countries). Measured by absolute frequency, it is commonest in the United States, Myanmar, and Indonesia. Also, 록 is the forename as well as the last name.