Surname Kulii (Кулий 
, Kulii 
) , all around the world, is a rare last name. The family name Kulii is habitual in Russia, where it is a rare surname, Belarus, and Kyrgyzstan, where it is a very rare surname. In absolute terms, it is commonest in Russia, Belarus, and the United States. Much less frequently, Kulii is the forename as well as the last name.