Ohio Principal’s Behavior Leadership on Teacher Professional Commitment. The principal’s behavior leadership is one of the components that support schools to achieve educational goals with good quality, how to lead in influencing and mobilizing subordinates, selecting and developing the character of each individual, carrying out communication to all elements of the organization, motivating subordinates, making decisions and supervising subordinates. Then there is a personal relationship built by the principal with the teacher, the structure of the division of teacher duties through consideration and initiating structure, to the teacher’s professional commitment at school. The research method in this article uses the library research method (Library Research) this research method deals with library data collection methods. The data collection technique in this study uses documentation and the data analysis technique of this study uses critical analysis, which is critical in nature, generally starting from certain views or values believed by the researcher in the problem of the influence of the principal’s ohio behavioral leadership on the commitment of the teacher profession. Through the commitment of professional teachers based on expertise, competence and specialist knowledge obtained through certain education, it will improve the quality and quality of education.