Cognomen Ефремов (Ефремов 
, Efremov 
, Jefremow 
, along with others...) , all around the world, is a common last name. The last name Ефремов is habitual in Russia, where it is quite a common surname, North Macedonia, and Belarus (explore the name in all countries). In absolute terms, the name is most common in Russia, Kazakhstan, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Ефремов | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Efremov | Russia, North Macedonia, Moldova, Bulgaria, Israel |
| Jefremow | Germany, United States, Argentina, Canada, Venezuela |
| Efremow | Germany, Russia, United States |
| Jefremov | Germany, Spain, Estonia, United States, Lithuania |
| Yefremov | Germany, Uzbekistan, Russia, United States, Israel |
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ефремов, александр павлович RU (b. 1815) |
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ефремов, пётр александрович Russian literary historian, RU (b. 1830) |
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ефремов, николай прокопьевич RU (b. 1860) |
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иван антонович ефремов RU (b. 1867) |
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ефремов, лаврентий александрович RU (b. 1878) |
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михаил григорьевич ефремов Russian and Soviet military leader, Red Army lieutenant general, RU (b. 1897) |
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иван антонович ефремов Soviet paleontologist, science fiction author and social thinker, RU (b. 1907) |
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ефремов, михаил тимофеевич Soviet politician, RU (b. 1911) |
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| дмитрий дмитриевич ефремов (b. 1859) |
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ефремов, александр ефремович RU (b. 1910) |
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ефремов, аркадий иванович RU (b. 1916) |
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| ефремов, доминик иванович Soviet politician, LV (b. 1881) |
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герберт александрович ефремов Soviet engineer, RU (b. 1933) |
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ефремов, вениамин павлович RU (b. 1926) |
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| ефремов, николай николаевич Russian Soviet chemist and teacher., UA (b. 1886) |
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