Surname Kidoun (Kidoun 
, Кидун 
) , across the world, is a rare family name. The last name Kidoun is habitual in Ukraine, where it is a rare surname, Kazakhstan, and Morocco, where it is a very rare surname. Not in comparison with a country's population, it is commonest in Ukraine, Russia, and Morocco.
| VARIANT | COUNTRY |
|---|---|
| Kidoun | Morocco |
| Кидун | Kazakhstan, Ukraine, Belarus, Russia |