National Parks of Sri Lanka

National parks are the protected areas, allowed for public to see & study wildlife and are administered by the Department of Wildlife Conservation, Sri Lanka.

1. Bundala National Park
2. Gal Oya National Park 
3. Horton Plains National Park
4. Lahugala Kithulana National Park
5. Uda Walawe National Park
6. Udawattakele Wildlife Sanctuary
7. Peak Wilderness Man and Biosphere Reserve (at Adam's Peak)
8. Sinharaja Tropical Rain Forest (World Heritage Site)
9. Wilpattu National Park 
10. Wirawila Bird Sanctuary
11. Yala Ruhuna National Park 
12. Kumana Bird Sanctuary (part of Yala) once acclaimed by Readers Digest as the best nesting and breeding environment in the world
13. Minneriya National Park
14. Kaudulla National Park
15. Wasgomuwa National Park 
16. Maduru - Oya National Park
17. Somawathiya National Park
18. Flood Plains National Park
19. Lunugamwehera National Park
20. Horagolla National Park
21. Hikkaduwa National Park
22. Pigeon Island National Park
23. Galways Land National Park
24. Delft National Park
25. Horowupotana National Park
26. Ussangoda National Park
27. Angammadilla National Park
28. Madhu Road National Park
29. Chundikulam National Park
30. Adam's Bridge National Park

Protected Areas

1. Anaolandewa (National MAB Reserve) proposed
2. Anuradhapura
3. Bar Reef Marine
4. Bellanwila-Attidiya
5. Bundala
6. Chundikulam
7. Flood Plains
8. Gal Oya Valley
9. Gal Oya Valley North-East
10. Gal Oya Valley South-West
11. Giant's Tank
12. Great Sober Island
13. Hakgala
14. Hikkaduwa
15. Horton Plains
16. Hurulu
17. Kahalla-Pallekele
18. Kalametiya Kalapuwa
19. Katagamuwa
20. Kataragama
21. Knuckles
22. Kokilai Lagoon
23. Kudumbigala
24. Lahugala Kitulana
25. Madhu Road
26. Maduru Oya Block 1
27. Mahakandara Wewa
28. Mihintale
29. Minneriya-Giritale
30. Minneriya-Giritale Block 1
31. Nelugala
32. Nuwaragala (National MAB Reserve)
33. Padaviya Tank
34. Peak Wilderness
35. Pidurutalagala (National MAB Reserve) proposed
36. Polonnaruwa
37. Ritigala
38. Ruhuna Block 1
39. Sagamam
40. Senanayake Samudra
41. Seruwila-Allai
42. Sigiriya
43. Sinharaja
44. Somawathiya Block 1
45. Sri Jayewardenepura Bird
46. Telwatte
47. Trikonamadu
48. Trincomalee Naval Headworks
49. Uda Walawe
50. Vavunikulam
51. Victoria-Randenigala-Rantambe
52. Wasgomuwa Lot 1
53. Wilpattu Block 1
54. Wilpattu North
55. Wirawila-Tissa
56. Yala
57. Yala East Block 1

References
http://www.dwc.gov.lk/index.php/en/national-parks