The purpose of this study was to analyze the direct and indirect relationship between the Headmaster's Instructional Leadership, Job Satisfaction, Work Commitment and Performance of Elementary School teachers in South Banjarmasin District, Banjarmasin City. The method used in this research is cross sectional using a path analysis model to analyze the pattern of relationships between variables. The study population consisted of 309 teachers from 59 elementary schools in South Banjarmasin District, Banjarmasin City, and 174 respondents were taken as the research sample using the Probability Simple Random Sampling technique. Data collection used a questionnaire instrument and data analysis used descriptive analysis, classic assumption test, hypothesis testing and path analysis. The results of the analysis of the regression coefficient value of the headmaster's instructional leadership behavior variable and performance, job satisfaction variables and performance, work commitment variables and performance, variable headmaster instructional leadership and commitment, variable job satisfaction and work commitment, variable headmaster instructional leadership and performance through work commitment and variable job satisfaction with performance through commitment. This study concludes that the variables of Headmaster Instructional Leadership, Job Satisfaction, Work Commitment and Performance of Elementary School teachers in South Banjarmasin District, Banjarmasin City are all included in the high category. There is a partial direct relationship between the headmaster's instructional leadership, job satisfaction, work commitment and teacher performance. There is an indirect relationship between the headmaster's instructional leadership and job satisfaction and performance through work commitment at Elementary School South Banjarmasin District, Banjarmasin City. The headmaster's suggestion is to continue to maintain this instructional leadership because in practice it can improve teacher performance. Things that need to be improved are relationships with teachers such as providing opportunities to attend various trainings that are in line with their profession. Teachers must put more effort into improving performance by having more strategies and methods for assessing learning outcomes not only for the development of the realm of knowledge but also for the realm of student behavior and morals.