Surname Sunthi (Sunthi 
) , around the world, is a rare cognomen. The last name Sunthi is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname, Indonesia, where it is a very rare surname, and Myanmar. Not in comparison with a country's population, this name is the most popular in India, Indonesia, and Thailand. Likewise, Sunthi is the forename as well as the last name.