Surname Juana Gregoria (Juana Gregoria 
) , worldwide, is an extremely rare family name. The family name Juana Gregoria is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. Predominantly, Juana Gregoria is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Juana Gregoria | Spain, Mexico, Ecuador, Chile, Peru |