Point Calimere Wildlife and Bird Sanctuary (PCWBS) is a 21.47-square-kilometre (8.29 sq mi) protected area in Tamil Nadu, South India along the Palk Strait where it meets the Bay of Bengal at Point Calimere at the southeastern tip of Nagapattinam District.
The sanctuary was created in 1967 for conservation of the least concern blackbuck antelope, an endemic mammal species of India. It is famous for large congregations of waterbirds, especially greater flamingos.
