Cognomen Phiodaeng (Phiodaeng 
) , across the world, is a very rare family name. The family name Phiodaeng is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Phiodaeng | Thailand |
Surasak, Surachat, Phaithun, and Phatcharaphong