This study aims to evaluate the impact of e-learning on academic performance of postgraduate students in Al Shurqyia and Nizwa universities in Sultanate of Oman. The researcher used the descriptive analytical approach to describe the phenomenon as it actually is. The study population includes the postgraduate students from private universities in Sultanate of Oman. The total number of study population consists of 706 postgraduate students for the academic year 2021/2022. The study sample will be selected randomly and consist of 255 from males and females. The data will be collected by using a questionnaire after distributing it among the study sample. The data will be analyzed by using SPSS program. This study will contribute to provide results and information about the effect of e-learning on academic performance of postgraduate students and how to improve it to promote the education process. This study will benefit the private and government education institutions. Keywords: E-learning, academic achievement, Post Graduate students, Private universities, The Sultanate of Oman.