Cognomen フライ (Vrij 
, Frey 
, Fly , among others...) , all around the world, is a widespread surname. The surname フライ is characteristic of Switzerland, where it is a common surname, Liechtenstein, and Greenland (explore the name in all countries). In absolute terms, this name is the most popular in the United States, Germany, and Switzerland. Much less frequently, フライ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vrij | Switzerland, United Kingdom, France, United States, India |
| Fry, Frey, Fly | Switzerland, United Kingdom, United States, India, Germany |
| Frye, Frei | United Kingdom, Switzerland, France, United States, Germany |