Surname Buntha (บุญทา 
, Buntha 
) , around the world, is quite a rare cognomen. The surname Buntha is characteristic of Thailand, where it is quite a rare surname, Cambodia, where it is a rare surname, and the United States, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Thailand, Cambodia, and India. Much less frequently, Buntha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| บุญทา | Thailand |
| Buntha | China, Thailand, India, Cambodia, United States |