Mankind has long known that living according to ethics ensures mental health, improves social relations and human excellence. Ethical principles cover all dimensions of individual and social life, which include ethical interaction with oneself, family ethics, citizenship ethics, business ethics, ethics in political activities and international relations are examples of the dimensions of ethical life. Principles provide a philosophical framework for organizing programs and crystallization of activities. Therefore, professional ethics is a set of principles and standards of human behavior that determine the behavior of individuals and groups. Since the range of topics in the field of professional ethics is very wide and diverse, the current research, considering the serious responsibility of the education system in the education of children and adolescents, examined professional ethics from the perspective of school counselors because many behaviors And the actions of counselors and psychologists are affected by moral values, and not paying attention to work ethics in counselors and psychologists can create big problems for schools. The research method was a qualitative type of phenomenology