Cerro Blanco Forest (Spanish: Bosque Protector Cerro Blanco) is a tropical dry forest reserve in the Guayas Province of Ecuador. It belongs to the company Holcim Ecuador and is administered by the foundation Fundación Pro-Bosque. It can be visited. More than 200 species of birds,^[1] more than 50 species of mammals (more than twenty of them bats), more than 10 species of reptiles and 10 species of amphibians can be seen, along with a variety of spiders, butterflies and other animals. It is known for its howler monkeys.^[2] Jaguars are also said to occur here.^[3]

It is the most important conservation area for the southern population of the Guayaquil macaw, Ara ambiguus ssp. guayaquilensis, endemic to western coastal Ecuador.^[4]