Family name 中家 (中家 
, Накая 
, Nakaie 
) , in all the world, is a rare surname. The family name 中家 is habitual in Brazil, where it is a very rare surname, China, where it is an extremely rare surname, and Peru. Measured by absolute frequency, this name is the most popular in Brazil, China, and Russia. Also, 中家 is the forename as well as the last name.