Last name Silkis (Silkis 
, Силькис 
) , all around the world, is a very rare cognomen. The family name Silkis is characteristic of Israel, where it is a very rare surname, Russia, and Argentina, where it is an extremely rare surname. In absolute terms, it is commonest in Russia, the United States, and Israel. Very seldom, Silkis is the forename as well as the last name.