The main purpose of this research is to investigate the job satisfaction for Personnel staffs of courts in R.O.C. Also, this research is to compare with the degree of influence of the personnel staffs¡¦ job satisfaction on different background variables. Personnel staffs¡¦ personal background is defined as independent variables and job satisfaction for Personnel staffs is defined as dependent variables. And independent variables are divided into two parts, personal characters and job characters. Personal characters are included such as sex, age, education level, marriage and job characters are included such as degrees of courts, level of courts, seniority, position, and grade. Dependent variables include job itself, salary, promotion and assess , supervisor¡¦s leadership style , human relationship ,working environment, and social status. A questionnaire survey on job satisfaction for Personnel staffs of courts in R.O.C. is conducted by a well-developed "Questionnaire of job satisfaction for Personnel staffs of courts in R.O.C," through cluster sampling. The survey data was then dealt and analyzed by statistical methods, such as descriptive statistics, t-test, one-way ANOVA, and the Scheffe¡¦s approach afterward. The results of the research are listed as follows¡G 1. In overall aspect, the job satisfaction of personnel staffs in of courts in R.O.C is satisfied. 2. In each aspect, personnel staffs have fair job satisfaction regarding to human relationship, supervisor¡¦s leadership style, working environment, social status, salary, job itself. On the other hand, personnel staffs have lowest job satisfaction regarding to promotion. 3.In personal characters, there is significant difference among sex, education level, marriage, and there is no significant difference among age. 4. In job characters, there is significant difference among degrees of courts, level of courts, position, and there is no significant difference among seniority and grade. Finally, provide suggestions to higher authorities by the result of this research.