Some characteristics of both employees and workplace environment have crucial roles in providing the organizational effectiveness. It can be thought that fair approaches in workplace environment positively affect the employees' motivation and increase their performance. Accordingly, in this study the relationships between organizational justice, work motivation and teacher performances were investigated in terms of teacher's views. Study group of this study was composed of 290 volunteer teachers on duty in public schools in 2016-2017 academic year. Organizational justice, work motivation and employee job performance scales were used and quantitative analysis techniques were performed in the study. Study data were analyzed with descriptive statistics, confirmatory factor analysis (CFA) and structural equation modeling (SEM). Organizational justice and work motivation were determined as independent variables and teacher performance as dependent variable in the study. Analyses were performed with SPSS 22.0 and Lisrel 8.8 programs. Findings indicated that teachers' work motivation and their perceptions of organizational justice were relatively moderate. Teachers' perception of performance was determined as relatively high. Besides; a positive, low and moderate significant relationship between organizational justice, work motivation and teacher performance were determined. Finally, SEM analysis showed that work motivation had a partial mediator variable role in between organizational justice and teacher performance. In accordance with the study findings, practices which would increase employees' motivation and performance were suggested by providing trainings for school managers to improve their leadership competencies.