Gelibolu is a town in Çanakkale Province of the Marmara region, located in Eastern Thrace in the European part of Turkey. It is located on the southern shore of the peninsula named after it on the Dardanelles strait, 3 kilometres (1.9 mi) away from Lapseki on the other shore. It is the seat of Gelibolu District. Its population is 31,782 (2021).