<![CDATA[The aim of this study is to identify and analyze the influence of work motivation and organizational culture  mediated by the organizational commitment to the teacher performance. This study used an entire population, that is called census method (saturated sample). The research population is all teachers at Yunior High School in Margorejo Pati regency as many as 85 people. The analyze method used in this study include testing the validity of the factor analysis, reliability tests with Cronbach alpha formula, the multiple regression analysis, and tests of significance, the coefficient of determination to validate the research hypothesis and regression testing mediation. The results stated that work motivation has no effect on organizational commitment. Variable organizational culture has a positive and significant impact on organizational commitment. Organizational commitment does not affect the teacher performance. Work motivation has a positve and significant effect on teacher performance. Organizational culture variables do not affect the teachers performance. Organizational commitment doesnât have a significance influence on teacher performance through the mediating variable of organizational commitment. Organizational commitment does not mediate organizational culture on teacher performance. Keywords : Work Motivation, Organizational Culture, Commitment Organizational, and teacher performance.]]>
