The Puerto Princesa Subterranean River National Park is a protected area in the Philippines.

The park is located in the Saint Paul Mountain Range on the western coast of the island of Palawan, about 80 kilometres (50 mi) north of the city of Puerto Princesa, and contains the Puerto Princesa Subterranean River (also known as the Puerto Princesa Underground River). It has been managed by the Puerto Princesa city government since 1992.

It was listed as a UNESCO World Heritage Site in 1999, and voted as a New7Wonders of Nature in 2012. It also became a Ramsar Wetland Site in 2012.

A major tourist destination, it is mostly accessed through road trips to the seaside village of Sabang from where one of the many Bangkas (Kayaks) take visitors to the park