Surname Kocabıyık (Kocabıyık 
) , across the world, is a rare last name. The surname Kocabıyık is habitual in Turkey, where it is a rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kocabıyık | Turkey, United Kingdom |
| halime kocabıyık Turkish militia, TR (b. 1898) |
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| asım kocabıyık Turkish businessman, TR (b. 1924) |
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| arif kocabıyık Turkish association football player, TR (b. 1958) |
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| sezai kocabıyık Turkish classical musician (oboe player), TR |
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| arif kocabıyık Turkish YouTuber, TR (b. 1983) |
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Ali, Aziz, Cenk, Baki, Berk, Bora, Buse, Kaan, Gül, Tuba, Ayse, Nuri, Esma, Eser, Esra, Eray, Eren, Erol, Enes, Emin, Emre, Elif, Akif, Asli, Adem, Can, Cem, Nur, Eda, Ece, Ege, Efe, Isa, Mert, Musa, Sami, Saim, Sait, Sema, Seda, Sefa, Alev, Alim, Arif, Arda, Arzu, Ecem, and Ebru