Objective: To determine the prevalence of self-reported attention deficit hyperactivity disorder (ADHD) symptoms among under graduate students of BSCS in Mohammed Ali Jinnah University, Islamabad. Study Design: Cross-sectional Descriptive study. Place and Duration: The study was carried out in MAJU Islamabad during the period September 2014 to October 2014. Materials & Methods: A cross-sectional descriptive study conducted to determine the prevalence of self-reported attention deficit hyperactivity disorder (ADHD) symptoms among under graduate students during the period Sept. 2014 to Oct. 2014. There are 151 students, with a mean age of 21.0 years (17-25, S.D. 1.8), of whom 73.5% were males. ADHD Symptomatology is measured, using the Adult ADHD Self-Report Scale (ASRS v1.1). Results: The prevalence rate of self-reported ADHD symptoms was 7.28%. This was significantly associated with being in the age-group 17- 19 years compared, 20-22 years (p