UNIABUJA Academic Calendar UNIABUJA, University of Abuja academic calendar (revised) for the first and second semester, 2018/2019 academic session. The authorities of the University of Abuja (UNIABUJA) have released the revised academic calendar for the first and second semester, 2018/2019 academic session. UNIABUJA Academic Calendar Also Check: unilag resumption date for 2019/2020 unilag academic calendar for 2019/2020