Abstract: The purpose of this study is to discuss and explain the impact of interpersonal skills on managerial performance, the impact of commitment on managerial performance, and the influence of interpersonal skills on managerial performance through organizational commitment. This research was a quantitative study by discussing explanations to examine the correlation between all variables. Also, data collection techniques were through questionnaires which then analyzed using path analysis with the assistance amos version 22 managerial software. Organizational commitment is not the exact variable to mediate the correlation between interpersonal skills and managerial performance. Interpersonal skills variable on organizational commitment and managerial performance explain organizational commitment variables that mediate the correlation between interpersonal skills variables on managerial performance variables. It can be found an important role as interpersonal skills as the very basic things that must be owned by managers to create harmony in doing the interactions with all members of the organization to achieve the goals that have been carried out together with the main outcome is to improve managerial performance.