Kumana National Park in Sri Lanka is renowned for its avifauna, particularly its large flocks of migratory waterfowl and wading birds. The park is 391 kilometers (243 mi) southeast of Colombo on Sri Lanka's southeastern coast. Kumana is contiguous with Yala National Park Kumana was formerly known as Yala East National Park, but changed to its present name in 5 September 2006.

Kumana Bird Sanctuary, declared in 1938, is included within the Kumana National Park Kumana is one of the most important bird nesting and breeding grounds in Sri Lanka. 255 species of birds have been recorded in the national park. During April–July months tens of thousands of birds migrate to the Kumana swamp area annually. Rare species such as Black-necked Stork, Lesser Adjutant, Eurasian Spoonbill, and Great Thick-knee are breeding inhabitants of the Kumana villu. Waders belonging to families Scolopacidae and Charadriidae are among the visitors to the area along with waterfowl. Pintail Snipes migrate here flying 9,000 kilometers (5,600 mi) to 11,000 kilometers (6,800 mi) from Siberia. Asian Open bill, Glossy Ibis, Purple Heron, Great Egret, Indian Pond Heron, Black-crowned Night Heron, Intermediate Egret, Little Egret, Spot-billed Pelican, Indian Cormorant, Little Cormorant, Common Moorhen, Watercock, Purple Swamp hen, White-breasted Water hen