Mersin is a large city and a port on the Mediterranean coast of southern Turkey. It is part of an interurban agglomeration – the Adana-Mersin Metropolitan Area – and lies on the western part of Çukurova, a geographical, economical, and cultural region. According to the 17th-century traveler Evliya Çelebi, the city was named after the Mersinoğulları clan; another theory is that its name originates from the myrtle which grows abundantly in the region.
Mersin is an important hub of Turkey's economy, and Turkey's largest seaport is located in the city. Mersin's nickname within Turkey is "Pearl of the Mediterranean" and the city hosted the 2013 Mediterranean Games. Mersin is the provincial capital of the eponymous Mersin Province of Turkey.
As of 2014, the population of the city is 1,071,703.
Mersin is an electoral district of the Grand National Assembly of Turkey. It elects eleven members of parliament (deputies) to represent the province of the same name for a four-year term by the D'Hondt method, a party-list proportional representation system.