The purpose of this research is to analyze and to describe the effect of teachers’ work discipline on teachers’ performance. This study was conducted at 24 public junior secondary schools and 29 private junior secondary schools in Kendari City, Indonesia with a sample size of 100 respondents. The latent variabel studied was teachers’ work discipline as exogen variable and teachers’ performance as endogenous variable. Two sets of questionnaires (pertaining to teacers’ work discipline and teacher’s performance) were used as research instruments. The data collected were tested through statistics Structural Equation Modeling (SEM) by using software Smart-PLS 3.0. The study results show that there is a positive and significant effect of teachers’ work discipline on teachers’ performance.