Dedeler is a neighbourhood in the municipality and district of Tarsus, Mersin Province, Turkey. Its population is 633 (2022). It is close to Eshabıkehf, the cave of Seven Sleepers, which is considered as a pilgrimage center by some. It is located 11 kilometres (6.8 mi) away from Tarsus and 38 kilometres (24 mi) away from Mersin.