Shendurney Wildlife Sanctuary is a protected area in the Western Ghats, India. It is located in Kollam District, Kerala and comes under the control of the Agasthyamalai Biosphere Reserve. It was established in 1984 and comprises 171 sq km. The name is a corruption of the Chengurinji, a tree endemic to the region (Gluta travancorica). Tropical evergreen and semi-evergreen forests cover a major area of the sanctuary. It has a presence of lion-tailed macaque, a highly endangered species. The first eco-tourism project in India, Thenmala Eco-tourism Project has been formulated in and around Shenduruney Wildlife Sanctuary.