Di Benua Afrika: Aljazair, Chad, Djibouti, Guinea, Guinea Bissau, Komoro, Libya, Mali, Mauritania, Maroko, Mesir, Nigeria, Sahara, Somalia, Senegal, Sudan, Tunisia
Di Benua Asia: Afganistan, Arab Saudi, Azerbaijan, Bahrain, Bangladesh, Brunei, Indonesia, Irak, Iran, Kazakstan, Kirgizstan, Kuwait, Malaysia, Maladewa, Libanon, Oman, Pakistan, Qatar, Yaman, Palestina, Suriah, Tajikistan, Turki, Turkmenistan, Uzbekistan, Uni Emirat Arab
Di Benua Eropa: Albania, Azerbaijan, Bosnia-Herzegovina, Kosovo, Republik Turki Siprus Utara, Makedonia, Turki
Inilah daftar urutan berdasarkan jumlah pemeluk agama islam di negara-negara dengan jumlah umat islam terbanyak di dunia, serta persentase umat islam di masing-masing negara tersebut dari seluruh jumlah penduduk di negara tersebut. (perkiraan dan bukan jumlah sesungguhnya dengan tepat)
01. Indonesia > 207,000,105 > 88.20%
02. Pakistan > 159,305,441 > 96.7%
03. India > 151,402,065 > 13.4%
04. Bangladesh > 129,987,365 > 86.4%
05. Egypt > 70,530,237 > 91%
06. Turkey > 68,963,953 > 99%
07. Nigeria > 64,385,994 > 50%
08. Iran > 64,089,571 > 98%
09. Ethiopia > 37,533,500 > 50%
10. Algeria > 32,999,883 > 99%
11. Morocco > 32,300,410 >99%
12. Afghanistan > 31,571,023 > 99%
13. Saudi Arabia > 26,417,599 > 100%
14. Sudan > 26,121,865 > 65%
15. Iraq > 25,292,658 > 97%
16. Uzbekistan > 23,897,563 > 89%
17. Russia > 21,513,046 > 15%
18. Yemen > 20,519,792 > 99%
19. China > 19,594,707 > 1.5%
20. Syria > 16,234,901 > 88%
21. Malaysia > 14,467,694 > 60.4%
22. Tanzania > 12,868,224 > 35%
23. Mali > 11,062,376 > 90%
24. Niger > 10,499,343 > 90%
25. Senegal > 10,459,222 > 94%
26. Tunisia > 9,974,201 > 99%
27. Somalia > 8,548,670 > 100%
28. Guinea > 8,047,686 > 85%
29. Azerbaijan > 7,584,311 > 93.4%
30. Burkina Faso > 7,449,626 > 52%
31. Kazakhstan > 7,137,346 > 47%
32. Tajikistan > 6,805,330 > 95%
33. Côte d’Ivoire > 6,677,043 > 38.6%
34. Congo (Kinshasa) > 6,008,500 > 10%
35. Libya > 5,592,596 > 97%
36. Jordan > 5,471,745 > 95%
37. Chad > 5,306,266 > 54%
38. United States > 4,558,068 > 1.5%
39. Turkmenistan > 4,407,352 > 89%
40. Philippines > 4,392,87 > 35%
41. France > 4,214,790 > 6.9%
42. Kyrgyzstan > 4,117,024 > 80%
43. Uganda > 4,090,422 > 15%
44. Mozambique > 3,881,340 > 20%
45. Sierra Leone > 3,610,585 > 60%
46. Ghana > 3,364,776 > 16%
47. Cameroon > 3,276,001 > 20%
48. Thailand > 3,272,21 > 85%
50. Mauritania > 3,083,772 > 99.9%
51. Germany v 3,049,96 > 13.7%
51. Oman > 2,971,567 > 99%
53. Albania > 2,508,277 > 70%
54. Malawi > 2,431,784 > 20%
55. Kenya > 2,368,07 > 17%
56. Eritrea > 2,280,799 > 50%
57. Serbia and Montenegro > 2,274,126 > 21%
58. Lebanon > 2,257,351 > 59%
59. Kuwait > 1,985,300 > 85%
60. United Arab Emirates > 1,948,041 > 76%
