Cognomen דלי (Dely 
, Delli 
, דלי 
) , in all the world, is a common surname. The cognomen דלי is characteristic of Italy, where it is quite a rare surname, Hungary, and Greece. Not in comparison with a country's population, this name is the most popular in Italy, France, and Ivory Coast. Also, דלי is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dely | Italy, France, Philippines, Indonesia, Democratic Republic of the Congo |
| Delli | Italy, France, Philippines, Indonesia, Ivory Coast |
| דלי | Israel |