Family name Kolbasov (Kolbasov 
) , around the globe, is a rare cognomen. The surname Kolbasov is habitual in Estonia, where it is a rare surname, Bulgaria, and Israel, where it is a very rare surname. In absolute terms, this name is the most popular in Russia, the United States, and Estonia.
| VARIANT | COUNTRY |
|---|---|
| Kolbasov | Estonia, Greece, Russia, United States, Bulgaria |
| gennadii kolbasov researcher |
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| gregory a. kolbasov Russian zoologist, RU |
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| denis kolbasov researcher |
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