Islam in Bangladesh Islam in Bangladesh Bangladesh is a Muslim majority nation and Islam is official religion of the People's Republic of Bangladesh. Islam is the largest religion of Bangladesh, the Muslim population is approximately 148.5 million, which is the third largest Muslim population in the world (after Indonesia and Pakistan), constituting 90% of the total population as of 2015. Religion has always been a strong part of identity, but this has varied at different times. Bangladesh although a developing country is one of the few secular Muslim majority countries in the world. Islam was introduced to Bengal in at least 7th-8th century
Muslim population growth Muslims. According to Pew Research, religious conversion has no net impact on the Muslim population as the number of people who convert to Islam is roughly similar to those who leave Islam. It is often reported from most recent various sources in 2010, including the German domestic intelligence service, that Salafism is the fastest-growing Islamic movement in the world. Though according to the "World Christian Encyclopedia", published in 2001, the fastest-growing branch of Islam is Ahmadiyya. However, many Muslims consider Ahmadi Muslims as either "kafirs" or heretics.<ref> Muslim population growth Muslim population growth refers to the topic of population growth