Last name ديالي (Diyali 
, ديالي 
) , worldwide, is quite a common family name. The cognomen ديالي is characteristic of Bhutan, where it is quite a common surname, Nepal, where it is quite a rare surname, and Qatar. In absolute terms, it is the most numerous in India, Nepal, and Iraq. Much less frequently, ديالي is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Diyali | Nepal, India, Bhutan, Qatar, Saudi Arabia |
| ديالي | Palestinian Territory, Algeria, Morocco, Iraq, Libya |