Last name 希智 (Xizhi 
, 希智 ) , in all the world, is a rare family name. The surname 希智 is characteristic of China, where it is a very rare surname, Indonesia, and Chile, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in China, Indonesia, and the United States. More prevalently, 希智 is the forename as well as the last name.