Cognomen Быков (Быков 
, Bykov 
, Bikov 
, and others...) , worldwide, is a common last name. The last name Быков is characteristic of Russia, where it is quite a common surname, Belarus, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Быков | Uzbekistan, Kazakhstan, Russia, Kyrgyzstan, Belarus |
| Bykov | Indonesia, Russia, Belarus, United States, Israel |
| Bikov | Russia, Belarus, Bulgaria, United States, Israel |
| Bikow | Germany, United Kingdom, India, Canada, France |
| Bykoff | France, Russia, Brazil, United States |
| фёдор ефимович быков RU (b. 1741) |
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пётр васильевич быков Russian poet, RU (b. 1843) |
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| николай иванович быков RU (b. 1786) |
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быков, николай алексеевич RU (b. 1862) |
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быков, иван яковлевич politician, RU (b. 1877) |
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быков, александр яковлевич RU (b. 1881) |
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быков, павел михайлович RU (b. 1888) |
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| александр михайлович быков Russian army officer and naturalist, RU (b. 1858) |
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быков, николай владимирович Soviet camera operator (1909-1945), UA (b. 1909) |
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быкова елизавета ивановна Soviet chess player (1913-1989), RU (b. 1913) |
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быков, павел борисович Russian engineer, RU (b. 1914) |
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георгий владимирович быков UA (b. 1914) |
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леонид фёдорович быков Ukrainian soviet actor, film director and screenwriter (1928-1979), UA (b. 1928) |
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ролан антонович быков Soviet and Russian actor, film director, script writer, poet, song writer (1929-1998), RU (b. 1929) |
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| константин михайлович быков Russian physiologist (1886-1959), RU (b. 1886) |
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