The main purpose of this study was to investigate the relationship between principals' paternalistic leadership and PE teachers' job satisfaction in junior high schools. There were 478 PE teachers in Yunlin, Chiayi, and Tainan region participated in this study by using a well-developed instrument, with the return of 262 questionnaires. The amount of the valid questionnaires stands for 54.81% of the total amount of the questionnaires those were distributed. The survey data was analyzed by using statistical methods. The results of this study are summarized as the follows: 1. The level of PE teachers' perception of principals' paternalistic leadership is upper-intermediate in Yunlin, Chiayi, and Tainan region. 2. The level of PE teachers' job satisfaction is upper-intermediate in Yunlin, Chiayi, and Tainan region. 3. PE teachers' perception of principals' paternalistic leadership is affected by gender and school scale. 4. The job satisfaction is affected by PE teachers' gender and position. 5. Principals' paternalistic leadership has significant predictability on PE teachers' job satisfaction.