Family name Явец (Yavetz 
, Yavets , Явец 
) , globally, is a rare last name. The surname Явец is characteristic of Israel, where it is quite a rare surname, Canada, where it is a very rare surname, and Chile. Measured by absolute frequency, it is the most numerous in Israel, the United States, and Canada. Much less frequently, Явец is the forename as well as the last name.