Derik is a municipality and district of Mardin Province, Turkey. Its area is 1,381 km², and its population is 62,028. In the local elections of April …Derik is a municipality and district of Mardin Province, Turkey. Its area is 1,381 km², and its population is 62,028. In the local elections of April 10 Mülkiye Esmez from the Peoples' Democratic Party was elected mayor. But on 15 November 2019 she was detained and a day later dismissed from her post as mayor and the District Governor Hakan Kafkas was appointed as trustee instead.