Cognomen เสิ่น (Soen 
, Senh 
, เสิ่น) , all over the world, is quite a rare last name. The surname เสิ่น is characteristic of Belgium, where it is quite a rare surname, Indonesia, where it is a rare surname, and Malaysia. Not in comparison with a country's population, it is the most numerous in Indonesia, France, and India. Likewise, เสิ่น is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Soen | Japan, Indonesia, Myanmar, India, France |
| Senh | Malaysia, Myanmar, Thailand, India, France |