Family name Bahtiyar (Бахтияр 
, بختيار 
, Bahtiyar 
) , in the entire world, is a common cognomen. The surname Bahtiyar is habitual in Kyrgyzstan, where it is quite a common surname, Iran, where it is quite a rare surname, and Azerbaijan. Not in comparison with a country's population, this name is the most popular in Kyrgyzstan, Iran, and Indonesia. More frequently, Bahtiyar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Бахтияр | Kazakhstan, Uzbekistan, Russia, Kyrgyzstan, Azerbaijan |
| بختيار | Iran, Iraq |
| Bahtiyar | Uzbekistan, Turkmenistan, Turkey, Indonesia, Germany |
| بختیار | Afghanistan, Saudi Arabia, Iraq, Turkey, Iran |
| ümit bahtiyar BG (b. 1967) |
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| cem bahtiyar Turkish guitarist, TR (b. 1979) |
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| hüseyin bahtiyar researcher, TR |
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| nurten bahtiyar researcher, TR |
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| serif bahtiyar Ph.D. Boğaziçi University 2011 |
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| mert ozan bahtiyar researcher |
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