Last name Adalberta (Adalberta 
) , worldwide, is quite a rare cognomen. The family name Adalberta is habitual in Latin America and the Caribbean, particularly Mexico, where it is quite a rare surname, Honduras, where it is a rare surname, and Nicaragua. Measured by absolute frequency, it most frequently occurs in Latin America and the Caribbean, particularly Mexico, Honduras, and Venezuela. Also, Adalberta is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Adalberta | Peru, Italy, Brazil, Mexico, Honduras |