Family name Харуя (Haruya 
, Харуя 
) , all over the world, is a very rare cognomen. The family name Харуя is habitual in Japan, where it is a very rare surname, China, where it is an extremely rare surname, and Argentina. In absolute terms, this name is the most popular in Japan, China, and India. More prevalently, Харуя is the forename as well as the last name.