The study aimed to explore the relationship between self-disclosure and social anxiety among university student in the Sultanate of Oman, considering the following variables: gender, university, major, academic year, and cumulative GPA. To achieve the study’s objectives the researcher employed the descriptive correlational method. The sample consisted of )492( students, including )130( males and )362( females. To gather data, the researcher used the Self-Disclosure Scale, prepared by Abd Almaqsod (2021), and the Social Anxiety Scale, prepared by Radwan (2001). The results indicated that the level of self-disclosure was moderate, with a rate of (70%) similary, the level of social anxiety was also moderate, at (56%). The findings revealed no significant relationship between self-disclosure and social anxiety. Furthermore, there were no statistically significant differences in self-disclosure based on gender. However, there were statistically significant differences in social anxiety based on gender, in favor of females. Additionally, no statistically significant were found in self-disclosure or social anxiety based on university, major, academic year, or cumulative GPA. Keywords: Self-disclosure, social anxiety, university students