Cognomen ระหงส์ (ระหงส์ 
) , in the entire world, is an extremely rare last name. The last name ระหงส์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, ระหงส์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ระหงส์ | Thailand |