Surname Styv (Styv 
, Стив 
) , in the world, is a very rare family name. The cognomen Styv is habitual in Colombia, where it is a very rare surname, Russia, where it is an extremely rare surname, and Ukraine. Not in comparison with a country's population, the name is most common in Colombia, Russia, and Mexico. Predominantly, Styv is the forename as well as the last name.