Family name Falhon (Falhon 
) , throughout the world, is a very rare last name. The cognomen Falhon is habitual in France, where it is a very rare surname, Honduras, and Italy, where it is an extremely rare surname. Much less frequently, Falhon is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Falhon | United States, France, Honduras, Italy |