Family name Елдус (Елдус 
, Eldous 
, Eldus 
) , in all the world, is a very rare cognomen. The family name Елдус is characteristic of Western Asia, particularly Qatar, where it is a rare surname, Palestinian Territory, and Georgia, where it is a very rare surname. Also, Елдус is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Елдус | Russia, Kazakhstan |
| Eldous | Philippines, Qatar, United States, Palestinian Territory |
| Eldus | Brazil, Spain, United States, Georgia |