Abstract: In Kenya the ministry of education has developed a number of strategies to improve performance of female students with special emphasis on the arid and semi-arid lands (ASALs). Despite these efforts, reports from the ministry of education indicate that school completion rate among girls in ASALs that are predominantly Muslim is still low. This study, therefore, sought to Examine the influence of Islamic religious practices on the academic performance of Muslim female students in secondary schools in Tana Delta Sub-County,