Cognomen Dadabayev (Дадабаев 
, Dadabayev 
) , all around the world, is quite a rare surname. The surname Dadabayev is habitual in Kyrgyzstan, where it is quite a common surname, Azerbaijan, where it is quite a rare surname, and Tajikistan. In absolute terms, it is commonest in Kyrgyzstan, Russia, and Uzbekistan.
| VARIANT | COUNTRY |
|---|---|
| Дадабаев | Kazakhstan, Kyrgyzstan, Azerbaijan, Russia, Uzbekistan |
| Dadabayev | Russia, United States, Kyrgyzstan, Uzbekistan |
| rustam dadabayev Uzbek footballer, UZ (b. 1982) |
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