Çeşme is a municipality and district located in the İzmir Province of Turkey. Situated at the westernmost tip of the country, it occupies a promontory on the Çeşme Peninsula, which extends inland to form part of the larger Urla-Karaburun-Çeşme Peninsula. The district covers an area of 285 km² and has a population of 48,924 as of 2022.
The town serves as a popular holiday resort and is the primary center of the district, where approximately two-thirds of the local population resides. It is located 85 km west of İzmir, Turkey's largest metropolitan center in the Aegean Region, and is accessible via a six-lane highway. The name "Çeşme" translates to "fountain," which may refer to the numerous Ottoman fountains found throughout the city.