Surname Bilier (Bilier 
) , across the world, is a very rare last name. The last name Bilier is characteristic of France, where it is an extremely rare surname, Brazil, and Germany. Measured by absolute frequency, it is the most numerous in Brazil, the United States, and France. Very seldom, Bilier is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bilier | Germany, Colombia, United States, France, Brazil |