This study aims to examine the role of job satisfaction in mediating the relationship between transformational leadership and organizational commitment on Disdikpora Yogyakarta. Organizational commitment is a psychological construct that is characteristic of member relationships with their organization. Organizational commitment needs to be considered by companies to improve employee job satisfaction and individual employee decisions to continue membership in the company. The sample technique in this study used the population and collected 75 respondents. The technique of collecting data using a questionnaire. The data analysis method used is in the form of simple regression, multiple regression, and path analysis. The results show that transformational leadership has a positive and significant effect on job satisfaction, job satisfaction has a positive and significant effect on organizational commitment, transformational leadership has a positive effect and significant on organizational commitment, and job satisfaction does mediate the relationship between transformational leadership and organizational commitment.