Cognomen สินทา (Sintha 
, สินทา 
) , around the world, is quite a rare surname. The last name สินทา is characteristic of Indonesia, where it is a rare surname, Thailand, and Saudi Arabia. Also, สินทา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sintha | Indonesia, Saudi Arabia, United Arab Emirates, Malaysia, India |
| สินทา | Thailand |