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Worldwide, Khaidar (Хайдар
, Khaidar
, Хаидар
) is quite a common male given name. The forename Khaidar is habitual in Tajikistan, where it is quite a common masculine name, Azerbaijan, where it is quite a rare male name, and Kazakhstan. In absolute terms, it most frequently occurs in Russia, Tajikistan, and Kazakhstan. Much less frequently, Khaidar is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Хайдар | Kazakhstan, Uzbekistan, Russia, Tajikistan, Azerbaijan |
| Khaidar | Tanzania, India, Pakistan, Indonesia, Morocco |
| Хаидар | Kazakhstan, Russia, Tajikistan |
| Хайдарь | Russia |