Last name キヨ (Kiyo 
, キヨ ) , around the world, is quite a rare surname. The last name キヨ is characteristic of Japan, where it is quite a rare surname, Kenya, where it is a rare surname, and Malaysia. Not in comparison with a country's population, it is the most numerous in Japan, Indonesia, and Kenya. Much more frequently, キヨ is the forename as well as the last name.