Surname Kairi (Kairi 
, カイリ 
, Каири 
) , in all the world, is a common cognomen. The surname Kairi is habitual in Aland Islands, where it is quite a common surname, Namibia, where it is quite a rare surname, and Papua New Guinea. Not in comparison with a country's population, the name is most common in India, Japan, and Bangladesh. Also, Kairi is the forename as well as the last name.