Workplace violence is defined as 'an incident of aggression that is physical, sexual, verbal, emotional or psychological that occurs when nurses are abused, threatened or assaulted in circumstances related to their work. Aim of study: the study aimed to assess workplace violence and its influence on job performance of staff nurses at Suez Canal University Hospitals. Subjects and methods: The study was conducted at Suez Canal University Hospitals in three buildings namely; education building,

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... gical building, oncology hospital. A convenience sample used in this study; consists of all staff nurse at the previous mentioned setting. Two data collection tool was used to carry out the current study namely; Nurse's perception about factors contributing to workplace violence, and Nurses perception on workplace violence types, perpetrators and rate of experiencing. Results: 55% of nurses had accepted that personal factors lead to work-place violence. While, 42% of nurses had rejected that personal factors lead to work-place violence. 89% of nurses had accepted that work organizational factors lead to work-place violence. While, 19% of nurses had rejected that work organizational factors lead to work-place violence. Conclusion and recommendations concluded that there is no statistically significant relation between job performance and either personal, social or work factors associated with exposure to work place violence. . The study recommended that Periodic