Mersin Free Zone is a free economic zone in Mersin, Turkey. It is in the Mediterranean Mersin Harbor area at .
It was established on 3 January 1987. It was the first free zone of Turkey. Its initial area was The area is now . It is operated by Mesbaà  firm with build-operate-transfer method. With a handling capacity of 9 million tonnes of bulk cargo and 2.6 million tonnes of containerized cargo it is the second largest free zone of Turkey.