Cognomen เพียโย (Phiayo 
, เพียโย ) , around the globe, is a very rare family name. The surname เพียโย is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, เพียโย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เพียโย, Phiayo | Thailand |