Family name Куйбышев (Куйбышев 
) , all around the world, is a rare surname. The surname Куйбышев is characteristic of Kazakhstan, where it is a rare surname, Russia, and Kyrgyzstan, where it is a very rare surname. Not in comparison with a country's population, the name is most common in Russia, Kazakhstan, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Куйбышев | Kazakhstan, Russia, Ukraine, Kyrgyzstan |
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куйбышев валериан владимирович Soviet politician (1888-1935), RU (b. 1888) |
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| куйбышев, николай владимирович Soviet military personnel (1893-1938), KZ (b. 1893) |
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