Obiective of this research was to verify the relationship between positive thinking and self- efficacy with public speaking anxiety. This research was interesting since respondents were students of the communication department of university X in Jakarta. Ninety students participated in this research. This research revealed 3 things. Firstly, there was a significant and negative correlation between positive thinking with public speaking anxiety rxy= -.224, p= .034. Secondly, there was also a significant and negative correlation between self-efficacy with public speaking anxiety, rxy= -.252, p= .017. Thirdly, the linier multivariate regression analysis revealed that public speaking anxiety was predicted by student’s positive thinking and self-efficacy, F= 12.492, p= .029. Several limitation and suggestions for future research were explained at the discussion point.