Defne is a municipality and district of Hatay Province, Turkey.[2] Its area is 155 km2,[3] and its population is 165,494 (2022).[1] The district Defne was created in 2013 from parts of the former central district of Hatay and the district of Samandağ.[4][5] It covers the southwestern part of the agglomeration of Antakya and the adjacent countryside.
Defne was heavily damaged by powerful earthquakes in February 2023 and subsequent aftershocks.[6]
The municipality of Defne was named after the Greek mythological figure of Daphne.[7] Tourist sites in Defne include the Harbiye Hydro Park and Harbiye Waterfall, as well as the historic site of St Simeon's Monastery.[8]