In the following article those Muslim or Islamic countries are enlisted which have most Muslims by proportion. As Saudi Arabia has 100% Muslim population so it is ranked as the Muslim country with highest Muslim population by proportion.

Saudi Arabia is the largest Muslim country of the world. It has an estimated population of 28 million having 100% Muslim population. Saudi Arabia is a Kingdom and about 8 million people are migrants from different countries of the world. Saudi Arabia is the center of Muslims as the mousoleum of Holy Prophet Mohammed (PBUH) is in this country.
Afghanistan: The Islamic Republic of Afghanistan is a landlocked country in south-central Asia. Religiously, Afghans are over 99% Muslims and it ranked second most Muslim populated country by proportion. A 2009 UN estimate shows that the afghan population is 28,150,000 and at 249,984 sq. miles, Afghanistan is the world’s 41st largest country.
Yemen:- Yemen, officially the Republic of Yemen is a country located on the Arabian Peninsula in southwest Asia. It has an estimated population of more than 23 million with 99% Muslim people. Yemen is just under 530,000 sq. km in land area.
Algeria: it is a Muslim country located in North Africa. It is the largest country on the Mediterranean Sea having 99% of Muslim population. Therefore, it is the fourth largest Islamic country by proportion of Muslims. Its size is almost 2,400,000 sq. km. with an estimated population of 35,000,000 people.
Turkey:- Republic of turkey is a Eurasian country in western Asia. The predominant religion in Turkey is Islam having 99% Muslim population. So, Turkey is proportionately the fifth biggest country by Muslim population. The total  population of Turkey is comprised of 72,561,312 people.
Maldives:- It is proportionately sixth Muslims country with most Muslim, located in the Indian Ocean. The atolls of Maldives encompass a territory spread over roughly 90,000 sq. kilometers, with a population of 103,898 having 99% Muslims.
Mauritania:- Officially the Islamic Republic of Mauritania, is a seventh Muslim country in western Africa. Its size is almost 1,030,700 sq. kilometers and total estimated population is 3,291,000 having 99% Muslim population.
Bahrain:- Kingdom of Bahrain is a small island country in the Persian Gulf ruled by the Al Khalifa royal family. Bahrain is proportionately 8th largest Muslim country by highest Muslim population, having 99% Muslims.
Kuwait:- The state of Kuwait is a sovereign Arab emirate situated in the northeast of the Arabian Peninsula in western Asia. It covers an area of 20,000 sq. kilometer and has a population of about 3.0 million having 99% of Muslims.
Somalia:- The Republic of Somalia, is a country located in the horn of Africa. Somalia is Tenth largest Muslim country by highest Muslim population. Somalia has a land area of 637,540 sq kilometer and its estimated population is 9,133,000 having 99% Muslims.
March 12, 2010 | G Abbas | 7 Comments | 854 views