This paper examined the growth and development of Islam in Ado – Ekiti from the earliest time and depicts the evolvement of Islam and the contributions of different Islamic organizations in the town. However, Muslims in Ado Ekiti faced strict oppositions at its inception because the people, like other Yoruba were traditional worshippers prior to the advent of Islam. The study found out that Islam in Ado Ekiti has made great strides by 2016 and has had numerous members among educated elite and erudite scholars, in various fields of endeavour across the country and beyond. The study concludes that Ado-Ekiti recorded the largest number of Muslims in Ekiti state. The religion of Islam touched all facets of economic, political, social as well as cultural life of people of Ado-Ekiti and contributed immensely to its development.

Keywords: Islam, Nigeria, Ado – Ekiti, Culture, Marriage