This study aims to obtain an overview of the role of school supervisors and supporting and inhibiting factors in improving the quality of junior high school learning in Muaradua District, South OKU Regency. The research informants were school supervisors, school principals and junior high school teachers, while the research subjects were two school supervisors who served in junior high schools. Data collection and recording procedures using observation, interviews, and documentation studies. The data analysis technique used is qualitative data analysis, namely data condensation, data presentation, and conclusions. Checking or checking the validity of the data uses a credibility test by extending observations, observation persistence, triangulation (source, method and time), referential adequacy, and member check. The results of the research obtained were first that school supervisors had a program of monitoring and coaching / mentoring of learning planning even though the implementation had not been maximally and effectively touched all teachers and / or SMP. Second, school supervisors have not carried out monitoring and guidance on the implementation of learning in all junior high schools, both in the classroom and in the implementation of lab / laboratory practices. Third, the monitoring and guidance / guidance of school supervisors on the assessment of learning outcomes is only focused on the implementation of exams in schools, not specifically and specifically monitoring and guiding the assessment of learning outcomes. Internal supporting factors are that the district education office supports the work of school supervisors, encourages school supervisors to be creative, and work professionally. Inhibiting factors are only technical factors, for example there are still various responses from school principals and teachers, some are shocked, afraid, anxious or anxious, worried, even avoiding and inadequate support for facilities because they are new.