Surname Лукис (Lukis 
, Лукис 
) , around the world, is a rare cognomen. The cognomen Лукис is habitual in Latvia, where it is quite a rare surname, Lithuania, where it is a rare surname, and Australia. Not in comparison with a country's population, it most frequently occurs in Indonesia, the United States, and Malaysia. Also, Лукис is the forename as well as the last name.