Cognomen Coquin (Kokin 
, Кокен 
, Coquin 
) , worldwide, is quite a common family name. The cognomen Coquin is habitual in Guadeloupe, where it is quite a common surname, France, where it is quite a rare surname, and Japan. Also, Coquin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kokin | India, United States, Japan, France, Russia |
| Кокен | Russia, Azerbaijan, Kyrgyzstan, Kazakhstan |
| Coquin | India, United States, France, Guadeloupe, Israel |
| rené-georges coquin FR (b. 1886) |
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| françois-xavier coquin French professor, FR (b. 1931) |
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| rené-jean coquin French athletics competitor, FR (b. 1956) |
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| philippe coquin French politician, FR (b. 1958) |
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| didier coquin researcher (ORCID 0000-0002-0693-7959) |
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| guillaume coquin Swiss illuminator, active ca. 1450, CH |
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| marie-jeanne coquin |
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Mr, Lina, Lise, Loup, Lola, Loic, Loã, Léo, Jose, Joel, Jean, Jeff, Theo, Tony, Titi, Eddy, Eric, Enzo, Emma, Evan, Fred, Olga, Greg, Remy, Rene, Paul, Ms, Mã, Seb, Ann, Cã, Guy, Lea, Lev, Jã, Tim, Oleg, Eve, Maud, Mike, Stã, Alex, Alec, Ange, Anne, Amah, Axel, Coco, Marc, and Yann