Last name Ивата (Iwata 
, Ivata , Ивата 
) , around the world, is quite a rare surname. The last name Ивата is characteristic of Japan, where it is a rare surname, Taiwan, and Singapore. Not in comparison with a country's population, it most frequently occurs in Japan, Brazil, and the United States. Much less frequently, Ивата is the forename as well as the last name.