This research was conducted to find that authentic leadership and work environment influence partially and simultaneously on the performance of teacher at Junior High School in Bekasi. This study using a descriptive quantitative approach regression models. The population in this study was 306 teachers, and the sample was taken using the Slovin formula with an error rate of 5% so that there were 75 teachers. The instrument used was a questionnaire distributed via Google Form based on the Likert scale. At the same time, hypothesis testing is obtained based on the results of the t-test, F test and the coefficient of determination test. The results prove that there are several conclusions, namely: (1) authentic leadership has a positive effect on the performance of Junior High School teachers; (2) The work environment has a positive and significant effect on the performance of Junior High School teachers; (3) Authentic leadership and work environment simultaneously influence the performance of Junior High School teachers with the results of the test value of the coefficient of determination of 0.673 or 67.3%, meaning that authentic leadership and work environment have an influence on performance by 67.3% and the rest 32.7% is influenced by variables not studied.