Cognomen Brassay (Brassay 
) , across the world, is a very rare surname. The last name Brassay is characteristic of Portugal, where it is a very rare surname, Brazil, where it is an extremely rare surname, and the United Kingdom.
| VARIANT | COUNTRY |
|---|---|
| Brassay | United Kingdom, Portugal, Brazil, United States |
| sándor brassay RO (b. 1930) |
|