Purpose - Ethics, which constitute the behaviors that should be abided by or avoided by parties, are all material and non-material factors that include social, cultural, economic and scientific values that are the basis for inter-personal relationships, and are a discipline that deal with behavioral norms and rules such as correct or wrong, good or bad, which people have to abide by. In this regard, the purpose of this study is to demonstrate business ethics in corporate governance and assessment of the need for business ethics, leader and behaviors relationship in corporate governance, explanation of organizational and its impacts on workers as well as perception of workers in banking sector regarding the rules implemented in the context of corporate governance and the impacts of such rules. Methodology- In this study, questionnaire method was used as data collection method and ten demographical questions as well as nine questions regarding ten scales, eleven scales and five non-ethical behavior scales were asked in the questionnaire. This study is a relational screening model that reviews the relations among two different situations that can affect each other in terms of several variables. Findings- There were no statistically significant differences in terms of ethical leadership scale scores between males and females in this study and there was a significant difference in terms of ethical leadership and ethical climate between married and single individuals observed. The desire of married individuals to work in a more stable environment and tend to be less risky also lead to the valuing of and climate. When we look at educational status and education areas, there was a statistically significant difference between ethical leadership and ethical climate scale scores. Conclusion- This study is a guide and it will play a role and contribute to institutions in determining their own ethics and spreading this ethics to the personnel working at bank through training to be given to employees of the institution. It is foreseen that the banking structure, which is a growing and spreading system, can develop even more with the rules internalized by the employees in addition to the the written rules, which can affect the business loyalty and motivation of the employees in the bank. Keywords: Et hical, Ethical Leadership, Ethical Climate,Corporate Governance