Globally, Giugno (Sunjo 
, Giugno 
) is quite a rare unisex given name. The forename Giugno is characteristic of Cameroon, where it is quite a rare epicene name, Italy, where it is a rare dominantly male, but infrequently female name, and Nigeria, where it is a very rare dominantly masculine, but seldom girly name. Not in comparison with a country's population, it most frequently occurs in Cameroon, Italy, and India. More frequently, Giugno is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sunjo | India, Nigeria, United States, Germany, Cameroon |
| Giugno | Brazil, Italy, United States, Argentina, Germany |