Last name ราษ (Ratsa 
, ราษ) , in all the world, is quite a rare surname. The cognomen ราษ is characteristic of Georgia, where it is a rare surname, Bulgaria, and India, where it is a very rare surname. Not in comparison with a country's population, the name is most common in India, Indonesia, and Bulgaria. Very seldom, ราษ is the forename as well as the last name.