Surname ประทิ่น (Prathin 
, ประทิ่น) , in all the world, is an extremely rare last name. The cognomen ประทิ่น is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much more prevalently, ประทิ่น is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Prathin | India, China, United States, Thailand |