Last name Bilard (Billard 
, Bilard 
) , across the world, is a common surname. The surname Bilard is habitual in France, where it is quite a common surname, Canada, where it is quite a rare surname, and Switzerland. Measured by absolute frequency, it most frequently occurs in France, Canada, and the United States. Much less frequently, Bilard is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Billard | United Kingdom, Canada, France, United States, Switzerland |
| Bilard | Democratic Republic of the Congo, United Kingdom, Canada, France, United States |