Abstract
The goal of this study was to see how academic supervision and principal leadership affected teacher performance. The quantitative descriptive approach is used in this investigation. The population study were all instructors from SMA Negeri 2 Kayuagung. Academic supervision and the principal's leadership have a favorable and substantial link and impact on teacher performance at SMA Negeri 2 Kayuagung, both partially and concurrently, according to the findings of this study. In general, this study has not been widely conducted, particularly when it comes to associating the factors of academic supervision and principal leadership at the same time with teacher performance in senior high schools. This study is likely to benefit principals in particular, as enhancing teacher performance may begin with academic monitoring and the implementation of effective leadership.