The aim of this research is to determine the effect of teachers' burnout on their organizational commitment. The model of this research is correlational survey model. The participants of the study are 173 teachers working at elementary and secondary schools in Turkey. Maslach Burnout Inventory and Organizational Commitment Scale are used as data collection instruments. For data analysis, Pearson correlation analysis, and basic and multiple regression analysis are applied with SPSS. The findings of the study showed that emotional exhaustion dimension of burnout and compliance dimension of organizational commitment in terms of teachers' perceptions were found at high level in comparison with other dimensions of burnout and organizational commitment. Also, it is determined that there is a negative, moderate and significant relationship between teachers' burnout and their organizational commitment. Besides, teachers' organizational commitment significantly predict their burnout. The findings of this research are discussed with related studies and some implications are presented.