Tatlıcak is a village in Gerze District, in Sinop Province, Türkiye. Tatlıcak lies at 906 m above sea level, in the Küre mountains. It has 131 inhabitants. The nearest city is Boyabat, 33 km to the southwest. Among the landmarks around are Carussa (19.5 km) and Dodurga Dam (16.7 km).