Background: Enhancing nurses' job attitude and satisfaction through psychological empowerment could be a solution for these adverse effects, especially for the nursing shortage to reach citizenship behavior organizationally. Aim of the study: To assess the relationship between psychological empowerment, job attitude, and organizational citizenship behavior among staff nurses in Minia university Hospital and Mina pediatric and obstetric university hospital. Research design: A descriptive correlational research design. Sample: consisted of all available staff nurses (300 nurses) working in the units during data collection. Setting: conducted in Minia University Hospital and pediatric and obstetric university hospital. Tools of data collection: three tools were used, tool І: Psychological Empowerment Scale (PES included two parts: part 1: A demographic characteristics, part 2: psychological empowerment scale, tool ІІ: job attitude scale and tool III: organizational citizenship scale were used. Results: the finding of the current study reveals that there was a positive fair association between psychological empowerment of the studied nurses with their job attitude and organizational citizenship behavior and a moderate positive association between their job attitude and their organizational citizenship behavior. Conclusion:  a positive fair association between the psychological empowerment of the studied nurses with their job attitude and organizational citizenship behavior and a moderate positive association between their job attitude and their organizational citizenship behavior. Recommendations: Nurse Managers should assess the structures in their organizations to identify barriers of staff nurses to feel job security, ensure empowering factors at work, providing access to organizational empowering structures in order to make their employees have a greater sense of autonomy and impact at the workplaces, the nursing image should be improved by using psychological empowerment.