The following lists the 50 world's largest islands–

Top 10 List
1. Greenland – 2,130,800 sq miles (822,706 sq km)
2. New Guinea – 785,753 sq miles (303,381 sq km)
3. Borneo – 748,168 sq miles (288,869 sq km)
4. Madagascar – 587,713 sq miles (226,917 sq km)
5. Baffin Island – 507,451 sq miles (195,928 sq km)
6. Sumatra – 473,481 sq miles (184,954 sq km)
7. Honshu – 225,800 sq miles (87,182 sq km)
8. Victoria Island – 217,291 sq miles (83,897 sq km)
9. Great Britain – 209,331 sq miles (80,823 sq km)
10. Ellesmere Island – 196,236 sq miles (75,767 sq km)



11. Sulawesi – 180,681 sq miles (69,761 sq km)
12. South Island – 145,836 sq miles (56,308 sq km)
13. Java – 138,794 sq miles (53,589 sq km)
14. North Island – 111,583 sq miles (43,082 sq km)
15. Luzon – 109,965 sq miles (42,458 sq km)
16. Newfoundland – 108,860 sq miles (42,031 sq km)
17. Cuba (main island) – 104,556 sq miles (40,369 sq km)
18. Iceland (main island) – 101,826 sq miles (39,315 sq km)
19. Mindanao – 97,530 sq miles (36,657 sq km)
20. Ireland – 84,421 sq miles (32,595 sq km)
21. Hokkaido – 78,719 sq miles (30,394 sq km)
22. Hispaniola – 76,480 sq miles (29,530 sq km)
23. Sakhalin – 72,493 sq miles (27,989 sq km)
24. Banks Island – 70,028 sq miles (27,038 sq km)
25. Sri Lanka (main island) – 65,268 sq miles (25,200 sq km)
26. Tasmania – 64,519 sq miles (24,911 sq km)
27. Devon Island – 55,247 sq miles (21,331 sq km)
28. Alexander Island – 49,070 sq miles (18,946 sq km)
29. Isla Grande de Tierra del Fuego – 47,401 sq miles (18,302 sq km)
30. Severny Island (Novaya Zemlya, North) – 47,079 sq miles (18,177 sq km)
31. Berkner Island – 43,873 sq miles (16,939 sq km)
32. Axel Heiberg Island – 43,178 sq miles (16,671 sq km)
33. Melville Island – 42,149 sq miles (16,274 sq km)
34. Southampton Island – 41,214 sq miles (15,913 sq km)
35. Marajó – 40,100 sq miles (15,483 sq km)
36. Spitsbergen – 37,814 sq miles (14,600 sq km)
37. Kyūshū – 37,437 sq miles (14,455 sq km)
38. Taiwan (Formosa) – 35,883 sq miles (13,855 sq km)
39. New Britain – 35,145 sq miles (13,570 sq km)
40. Prince of Wales Island – 33,339 sq miles (12,872 sq km)
41. Yuzhny Island (Novaya Zemlya, South) – 33,246 sq miles (12,836 sq km)
42. Hainan – 33,210 sq miles (12,822 sq km)
43. Vancouver Island – 31,285 sq miles (12,079 sq km)
44. Timor – 28,418 sq miles (10,972 sq km)
45. Sicily – 25,662 sq miles (9,908 sq km)
46. Somerset Island – 24,786 sq miles (9,570 sq km)
47. Kotelny/Faddeyevsky Island – 24,000 sq miles (9,266 sq km)
48. Sardinia – 23,949 sq miles (9,247 sq km)
49. Bananal – 19,162 sq miles (7,400 sq km)
50. Shikoku – 18,545 sq miles (7,160 sq km)