Cognomen Casamina (Casamina 
) , worldwide, is a rare family name. The family name Casamina is habitual in Philippines, where it is a rare surname, the United States, where it is an extremely rare surname, and Canada. Not in comparison with a country's population, it most frequently occurs in Philippines, the United States, and the United Kingdom. Much less frequently, Casamina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Casamina | United Kingdom, United States, Canada, Philippines |