Last name Fonin (Fonin 
, Фонин 
) , in the world, is quite a rare surname. The last name Fonin is habitual in Russia, where it is quite a rare surname, Estonia, where it is a rare surname, and Cameroon. Very seldom, Fonin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fonin | Estonia, Russia, India, Indonesia, Cameroon |
| Фонин | Belarus, Kazakhstan, Kyrgyzstan, Russia |
| mikhail fonin Soviet politician (b. 1905) |
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| mikhail fonin researcher ORCID ID = 0000-0003-3015-0045 |
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| alexander v fonin researcher ORCID ID = 0000-0003-4469-2531 |
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