Last name Joong-Ki (중기 
, Joong-Ki 
) , throughout the world, is a very rare cognomen. The surname Joong-Ki is habitual in South-eastern Asia, particularly Singapore, where it is a very rare surname, and Myanmar. Much more frequently, Joong-Ki is the forename as well as the last name. Parts of the name also exists independently as a last name Joong, and a first name Ki.