Last name Константинов (Константинов 
, Konstantinow 
, Konstantinov 
) , throughout the world, is a common cognomen. The surname Константинов is characteristic of Eastern Europe, particularly Bulgaria, where it is quite a common surname, Moldova, and Russia (explore the name in all countries). In absolute terms, this name is the most popular in Eastern Europe, particularly Russia, Bulgaria, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Константинов | Bulgaria, Kazakhstan, Ukraine, Belarus, Russia |
| Konstantinow | Germany, Brazil, United States, Poland, Estonia |
| Konstantinov | Bulgaria, Moldova, Serbia, Russia, Uzbekistan |
| Constantinov | Bulgaria, Moldova, Brazil, Russia, Romania |
| константинов, антип RU (b. 1610) |
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алексей алексеевич константинов Russian librarian and translator, RU (b. 1728) |
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димитър константинов BG (b. 1841) |
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иван константинов BG (b. 1850) |
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алексей иванович константинов RU (b. 1851) |
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алеко константинов Bulgarian writer, BG (b. 1863) |
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| никифор константинов Bulgarian politician, BG (b. 1824) |
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константинов, василий константинович RU (b. 1867) |
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стефан константинов BG (b. 1873) |
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константинов, михаил константинович RU (b. 1875) |
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георги константинов BG (b. 1875) |
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| ставри костов константинов BG (b. 1830) |
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| константинов, пётр константинович RU (b. 1830) |
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константин константинов Bulgarian writer, BG (b. 1890) |
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панчо константинов MK (b. 1881) |
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