Last name Casalás (Casalás 
) , in the world, is a very rare surname. The family name Casalás is characteristic of Latin America and the Caribbean, particularly Uruguay, where it is quite a rare surname, and Argentina, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Casalás | Argentina, Uruguay |
| miguel casalás UY (b. 1959) |
|
|
| óscar casalás UY |
|