Last name 加芝 (Jiazhi 
, 加芝 , Kasiba 
) , worldwide, is quite a rare surname. The last name 加芝 is characteristic of Tanzania, where it is quite a rare surname, Azerbaijan, and Kenya, where it is a rare surname. Not in comparison with a country's population, it is commonest in Tanzania, Kenya, and China. More frequently, 加芝 is the forename as well as the last name.