Çayağzı
Çayağzı (Turkish: "mouth of the creek") may refer to the following places in Turkey:

 Çayağzı, Akçakoca
 Çayağzı, Hanak, a village in Hanak district, Ardahan Province
 Çayağzı, Kırşehir, a village in the central (Kırşehir) district, Kırşehir Province
 Çayağzı, Şavşat, a village in Şavşat district, Artvin Province
 Another name of Riva, Beykoz, a village in Beykoz district, Istanbul Province