Family name Rukis (Rukis 
, Рукис 
) , worldwide, is a rare surname. The last name Rukis is characteristic of Latvia, where it is quite a rare surname, Estonia, where it is a rare surname, and Russia, where it is a very rare surname. In absolute terms, it most frequently occurs in Latvia, Russia, and the United States. Much less frequently, Rukis is the forename as well as the last name.