Surname Kobylin (Кобылин 
, Kobylin 
) , around the world, is a rare last name. The cognomen Kobylin is characteristic of Kazakhstan, where it is a rare surname, Russia, and Finland. Measured by absolute frequency, it is the most numerous in Russia, Kazakhstan, and Belarus.
| VARIANT | COUNTRY |
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| Кобылин | Belarus, Kyrgyzstan, Russia, Kazakhstan |
| Kobylin | Brazil, Ukraine, Russia, Finland, Germany |
| oleg kobylin Ph.D. Kharkiv National University of Radioelectronics 2007 |
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| anatoliy kobylin Ph.D. Kharkiv National University of Radioelectronics 1974 |
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| oleg kobylin researcher, ORCID id # 0000-0003-0834-0475 |
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