Gulf of Gemlik
（重定向自Gemlik körfezi）
![Gulf of Gemlik as seen from the town of Mudanya.](/Images/godic/202501/15/Mudanya_092416.jpg")
The Gulf of Gemlik (Turkish:Gemlik Körfezi) is an inlet of the Sea of Marmara in the Marmara region of Turkey. The gulf is located in the southwestern part of the sea. Mudanya, Gemlik and Armutlu are the major towns surrounding the gulf.