Cognomen สุวรรณหงส์ (สุวรรณหงส์ 
, Suvannahong 
) , across the world, is a rare surname. The family name สุวรรณหงส์ is habitual in South-eastern Asia, particularly Laos, where it is quite a rare surname, and Thailand, where it is a rare surname. Much less frequently, สุวรรณหงส์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สุวรรณหงส์ | Thailand |
| Suvannahong | Thailand, Laos |