Surname Ionik (Йоник 
, Ionik 
, Ионик 
) , all over the world, is a rare family name. The last name Ionik is habitual in Armenia, where it is quite a common surname, Ukraine, where it is a rare surname, and Romania. Not in comparison with a country's population, it is commonest in Armenia, Ukraine, and Russia. Much less frequently, Ionik is the forename as well as the last name.