Cognomen ผยอง (Phayong 
, Swagger 
, ผยอง ) , in all the world, is quite a rare last name. The family name ผยอง is habitual in the Dominican Republic, where it is quite a common surname, Angola, where it is a rare surname, and Sudan. Measured by absolute frequency, it is commonest in the Dominican Republic, the United States, and Angola. Very seldom, ผยอง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phayong | United States, Thailand, India |
| Swagger | Dominican Republic, United States, Angola, Sudan, Indonesia |
| ผยอง | Thailand |