Surname Norus (Norus 
) , in all the world, is a rare last name. The cognomen Norus is habitual in Lithuania, where it is quite a rare surname, Denmark, where it is a rare surname, and Georgia, where it is a very rare surname. In absolute terms, it is the most numerous in Lithuania, the United States, and Denmark. Much less frequently, Norus is the forename as well as the last name.