This study investigates the effects of individualism culture on audit quality with self-efficacy as mediates. Specifically, it examines the mediating effects of self-efficacy on the relationship between individualism culture to audit quality. Social cognitive theory is employed as a theoretical framework. Using the purposive sampling method, 101 auditors of individualism culture, self-efficacy Indonesian the Supreme Audit were selected as the sample. The results of this study show that self-efficacy has a significant impact on audit quality. This study also finds that individualism culture acts as a mediator variable. This study is for the Supreme Audit Agency, the Inspectorate, Directorate General of Taxes, government internal auditors and independent auditors and academics in the field of accounting education.