Cognomen សិង្ហ (សិង្ហ 
) , in the entire world, is a very rare surname. The surname សិង្ហ is habitual in South-eastern Asia, particularly Cambodia, where it is a rare surname. Much less frequently, សិង្ហ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| សិង្ហ | Cambodia |