Cognomen Tubys (Тубис 
, Tubys 
) , around the globe, is a very rare family name. The surname Tubys is habitual in Lithuania, where it is a rare surname, Belarus, and Kazakhstan, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Russia, Lithuania, and Belarus. Much less frequently, Tubys is the forename as well as the last name.