Surname Dubena (Dubena 
) , worldwide, is a rare last name. The last name Dubena is habitual in Brazil, where it is a rare surname, the United States, where it is an extremely rare surname, and India. Likewise, Dubena is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dubena | India, Ethiopia, Brazil, United States |