Cognomen Astolfo Casimiro (Astolfo Casimiro 
) , across the world, is an extremely rare family name. The last name Astolfo Casimiro is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More prevalently, Astolfo Casimiro is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Astolfo Casimiro | Chile, Ecuador |