Family name Didana (Didana 
) , all over the world, is a rare last name. The cognomen Didana is habitual in Sub-Saharan Africa, particularly Ethiopia, where it is a rare surname. More frequently, Didana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Didana | India, Ethiopia, United States, Democratic Republic of the Congo, South Africa |