Cognomen Diansa (Diansa 
) , in all the world, is a rare surname. The surname Diansa is habitual in the Democratic Republic of the Congo, where it is a rare surname, Indonesia, where it is a very rare surname, and Spain, where it is an extremely rare surname. Much less frequently, Diansa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Diansa | Philippines, Spain, Indonesia, Democratic Republic of the Congo, Bahamas |