The aim of this research was to investigate the relationship between two variables (empowerment and performance) among physical education teachers, so as to identify ways of promoting the performance of this group and to help improving the training quality. The tools of collecting information were Spreitzer's empowerment questionnaire , Afsharnejad Rodsari's performance questionnaire (2009), and research-made personal information questionnaire. Among all 1596 physical education teachers of the city of Tehran, 310 people in the elementary, guidance, and high school levels in 2012 were selected by stratified random sampling as the sample research. The Pearson's correlation coefficient and multiple regression analysis (by simultaneous entry method) were used for testing research hypotheses. The research results showed that there is a positive and significant relationship between empowerment and performance of physical education teachers, and there is a positive and significant relationship between indicators of sense of efficacy, sense of authorization, sense of meaningfulness, sense of competence, and sense of trust and performance. Regarding the research results it can be said that teacher's empowerment results in improving their performance.