Last name دمرتني (دمرتني 
) , worldwide, is quite a rare cognomen. The family name دمرتني is habitual in Libya, where it is quite a rare surname, Iraq, and Egypt, where it is a rare surname. Very seldom, دمرتني is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| دمرتني | Egypt, Syria, Iraq, Libya, Saudi Arabia |