The study determined the “Influence of Work-Life-Balance (WLB) and Family-Life-Balance (WFB) on job performance and satisfaction of Business Studies Teachers in Bauchi State, Nigeria” Specifically, the study had four objectives and four null hypotheses. The study adopted a survey research design. The population of this study comprised of 1601 Business Studies teachers in 2020/2021 academic session in Bauchi State, Nigeria. The sample of 400 business teaches were sampled for the study. The instrument for the data collection was 60 items 5 Likert Scale Questionnaire. The instrument was validated by 5 expects and pilot tested at Gombe State. A Cronbach's alpha reliability of 0.834 was obtained. The data were collected by researcher assisted by five researach assistants. The data were analyzed Liner Logistic Regression to test the research hypotheses at 0.05 level of significance. The results indicated that WLB and WFB have significant influence on job performance and job satisfaction of Business Studies teachers in Bauchi State, Nigeria. It was concluded that, the negative attitude such as absenteeism, lateness, inability of covering the curriculum, personal and interpersonal conflicts of business studies teachers in school are as a result of difficulty in coping with WFB and WLB. The researcher recommended that, the Bauchi State government should employ more Business Studies teachers that will help to reduce workloads on existing teachers. Similarly, teachers with additional responsibilities should be motivated, this will help to improve the level of their job satisfaction.