Globally, Альварес-Фонсека (Альварес-Фонсека 
) is an extremely rare unknown gender given name. Predominantly, Альварес-Фонсека is the last name as well as the forename. Parts of the name also exists independently as a last name Альварес, and a last name Фонсека.
| VARIANT | COUNTRY |
|---|---|
| Альварес-Фонсека | Russia |