Family name Casda (Casda 
) , worldwide, is a very rare cognomen. The family name Casda is habitual in Malaysia, where it is a rare surname, Brazil, where it is an extremely rare surname, and the United States. More prevalently, Casda is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Casda | United States, Brazil, Malaysia |