ABSTRACT The purpose of this study was to establish the influence of discipline management on students” academic performance. The study was conducted under three research objectives. These were; to establish how the management of school rules influences students” academic performance, to establish how time management influences students” academic performance, to establish how the administration of punishments influences students” academic performance. Fhe study employed survey research design particularly cross sectional survey design, ~uestionnaire was the main instrument of data collection in addition to interview guide and locument review. Four private secondary schools were randomly selected in Kween County of ~ween District in which the study was conducted. he major findings of the study were; all schools have written rules and regulations but which ~ey don’t understand, some rules and regulations require modifications and others lack )flsistence in their implementation, which raises students” anger leading to violence, strikes and ~gression. Also time is poorly managed in school where the designed timetables are not spected. Punishments were found to be unfairly administered that causes dissatisfaction, anger Ld thus inducing acts of indiscipline such as strikes, vandalism of school property as well as ~lence among students. e study came up with the following conclusions based on the study findings; much as school es help in controlling students” behavior in the school, their awareness is lacking among Ldents. Also time being a scarce resource and need to be well planned for through a time ix schedule, this timetable lack respect and therefore not followed as expected causing indiscipline among students. Punishments were also found to be poorly administered to students, which create chaos in schools characterized with school property destruction, and thus affecting students~ general academic performance. The study also proposed some recommendations to deal with the wide spread and increasing evels of indiscipline among adolescent youths in secondary schools in Uganda. These include, ;trengthening school rules and regulations, strengthening counseling and guidance in schools than ~xpelling them, having a uniform discipline code, which will assist parents, students and other takeholders to appreciate the role of punishments in schools. In addition a strong parentteacl~er ~lationship need to be established so as to address the effects of indiscipline in schools, and also ead teachers should be the role models of discipline if this struggle is to achieve its objectives.