El Estrecho Natural Park is a natural park in Spain, located on the northern side of the Strait of Gibraltar.
Comprising 189.1 square kilometres, it was declared a natural park in 2003. The park is located at the southernmost point of mainland Spain, and of mainland Europe, making it the southernmost park of Europe. The location at the point where the Atlantic Ocean and the Mediterranean Sea meet in the Strait of Gibraltar places it on the migratory route for many birds.