Last name Saiia (Saiia 
, Сайя 
, Саия ) , around the world, is a rare family name. The surname Saiia is characteristic of the United States, where it is a very rare surname, Indonesia, and Italy, where it is an extremely rare surname. Measured by absolute frequency, the name is most common in the United States, Indonesia, and India. Likewise, Saiia is the forename as well as the last name.