Cognomen Barreyat (Barreyat 
) , in the entire world, is a rare last name. The family name Barreyat is characteristic of France, where it is a rare surname, and Canada, where it is an extremely rare surname. Much less frequently, Barreyat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Barreyat | Canada, France |