Cognomen Jarg (Jarg 
) , in the entire world, is a rare family name. The family name Jarg is characteristic of Estonia, where it is quite a rare surname, Israel, where it is a very rare surname, and Pakistan, where it is an extremely rare surname. In absolute terms, it is the most numerous in Estonia, India, and Pakistan. More prevalently, Jarg is the forename as well as the last name.