Worldwide, ديكان (ديكان 
, Deaken 
, Dykan 
) is a very rare male forename. The given name ديكان is habitual in Western Asia, particularly Iraq, where it is a rare male name. Much less frequently, ديكان is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| ديكان | Iraq, Yemen |
| Deaken | United Kingdom, Australia, Canada, United States, India |
| Dykan | Hungary, Germany, Ukraine, United States, Russia |