The research titled Assessment of the Advent and Development of Islam among Jukun People in Southern Taraba, Taraba State Nigeria. It is aimed at examining the historical account on the advent of Islam among Jukun people and to assess the impact of Islam on their lives among others. In order to attain the aforementioned goals, the researcher adopted Survey research methodology using questionnaire and interview. For the questionnaires; the Researcher distributed three hundred and eighty four 384 while three hundred and seventy two372 out of it were successfully retrieved. More than 30 Literatures, published, unpublished thesis and dissertations etc, were reviewed for the purpose of the study. The researcher discovered that most of the Jukun people and their related ethnic group in Southern Taraba State hold a view that Islam came to stay among the Jukun people by the efforts of Islamic Scholars who were from Kano and as well Katsina and certainly, Islam has impacted their lives politically, socially, economically and spiritually. Lastly, the researcher recommends that; there is urgent need for the Scholars within the area and those outside to educate the Muslims on the true Islamic teachings as exhibited during the life time of the Prophet (SAW) and to advice Muslim organizations to re-establish more centres in order to affirm their errand effectively