Last name Gürkaynak (Gürkaynak 
) , all over the world, is quite a rare cognomen. The cognomen Gürkaynak is habitual in Turkey, where it is quite a rare surname, and Germany, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Gürkaynak | Turkey, Germany |
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ayşe melis gürkaynak women's volleyball player from Turkey, TR (b. 1990) |
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| ethem yalçin gürkaynak (b. 1936) |
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| refet s. gürkaynak economist (Bilkent Üniversitesi; Centre for Economic Policy Research (CEPR)) |
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| yesim-jana gürkaynak |
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| gönenç gürkaynak |
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Ali, Serra, Serap, Soner, Sıla, Alper, Aydin, Ayşe, Aysel, Ahmet, Cansu, Berna, Bozan, Burak, Burcu, Bukle, Bilal, Kenan, Kemal, Rojin, Recep, Demet, Samet, Davut, Mutlu, Metin, Can, Eda, Ege, Efe, Mert, Sami, Sema, Seda, Arzu, Banu, Bora, Kaan, Gül, Nuri, Emel, Emre, Ebru, Onur, Okan, Merih, Merve, Murat, and Damla