This article does not cite any references or sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. (December 2009) For the village in Azerbaijan, see Göynük, Azerbaijan.Göynük is a town and a district of Bolu Province in the Black Sea region of Turkey. It covers an area of 1,436 km², and the population (2000) is 18,589 of which 4,894 live in the town of Göynük. The mayor is Kemal Kazan (AKP).