Background: Ethical leadership has meaningful influence on the attitudes and ethical
conduct of nurses and increased sense of perceived organizational support from hospital and
decreased engagement in deviant workplace behaviors. Aim of study: Was to assess ethical
leadership, deviant workplace behaviors and itʼs relation to perceived organizational support among
nurses. Design: A descriptive correlational research design was utilized. Setting: The study was
conducted in Critical Care Units at Benha University Hospitals. Sample: Convenient sample of all
available nurses (230) nurses with at least three years of experience was included in study. Tools:
Three tools were used for data collection. I: Ethical leadership scale, II: Deviant workplace
behaviors scale and III: Perceived organizational support questionnaire. Results: More than half
(52.6) of nurses had moderate ethical leadership perception level, the majority of nurses (89.6%)
had negative prevalence of deviant workplace behaviors perception level and more than half
(55.7%) of nurse were had moderate perceived organizational support level. Conclusion: There was
a negative statistically significant correlation between ethical leadership perception level and
deviant workplace behaviors perception level and between deviant workplace behaviors perception
level and perceived organizational support level. Additionally, there was a positive statistically
significant correlation between ethical leadership perception level and perceived organizational
support level. Recommendation: Put hospital management system for rewarding and supporting
nurses who behave ethically and serving as ethical role models by providing different kinds of
bonuses and incentives, create hospital management strategies that promote supportive work
environment and reduce workplace deviance behaviors such as rewards, flexible work schedules,
fair pay and benefits, safe working conditions, and training. Provides hospital management
promotion and fairness system through distributing resources for nurses equally.