Cognomen ديليا (Delia 
, Deliya 
, D'Elia 
) , globally, is a widespread family name. The last name ديليا is characteristic of Malta, where it is a common surname, Mexico, where it is quite a common surname, and Honduras (explore the name in all countries). Measured by absolute frequency, it is the most numerous in Mexico, Argentina, and Italy. More prevalently, ديليا is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Delia | Peru, Philippines, Argentina, United States, Mexico |
| Deliya | South Africa, Philippines, United States, Indonesia, Democratic Republic of the Congo |
| D'Elia | Argentina, Spain, Venezuela, Italy, Mexico |
| ديليا | Palestinian Territory |