Cognomen Bolgarov (Болгаров 
, Bolgarov 
) , all around the world, is a rare last name. The family name Bolgarov is habitual in Ukraine, where it is a rare surname, Estonia, and Russia. Measured by absolute frequency, it most frequently occurs in Ukraine, Russia, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Болгаров | Kazakhstan, Ukraine, Russia |
| Bolgarov | Russia, Estonia, United States, Canada, Ukraine |
| vasily bolgarov Russian serial killer (b. 1985) |
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