Family name Boubay (Boubay 
) , all over the world, is a very rare cognomen. The last name Boubay is habitual in France, where it is a very rare surname, Belgium, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Boubay | Belgium, United States, France |
| marie de boubay FR |
|