Around the globe, פיון (Ffion 
, Pyun 
, Fillon 
) is a rare epicene forename. The first name פיון is habitual in the United Kingdom, where it is a rare predominantly feminine, but very seldom male name, the Democratic Republic of the Congo, where it is a rare boy's name, and Australia, where it is a rare female name. Not in comparison with a country's population, this name is the most popular in the United Kingdom, the Democratic Republic of the Congo, and China. More frequently, פיון is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ffion | United Kingdom, Australia, China, United States, United Arab Emirates |
| Pyun | France, United States, Indonesia, South Korea, Philippines |
| Fillon | Democratic Republic of the Congo, France, United States, Argentina, Philippines |
| פיון | Israel |