Cognomen Yangsuwan (Yangsuwan 
) , in the entire world, is a very rare surname. The family name Yangsuwan is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Yangsuwan | Thailand |
Art, Tiwakon, Phongphan, Ratchanon, and Phitchayanat