Last name Tarat (Tarat 
, Tasarat , ทารัตน์ ) , in all the world, is quite a rare surname. The family name Tarat is characteristic of Thailand, where it is quite a rare surname, Iran, where it is a rare surname, and Pakistan. Measured by absolute frequency, the name is most common in Thailand, Iran, and India. Very seldom, Tarat is the forename as well as the last name.