Background: Research in education is one of the most expansive areas  of research and has the difficult and sensitive mission of guiding educational practice. As such, it is based on certain ethical principles that must be followed in order for the findings acquire legitimacy. However if these principles are not known or not explained, their use can certainly be in doubt.
Methods: the research method is descriptive, Documentation and analytic; with reference to well-known authoritative sources to define ethics codes in educational research.
Conclusion: The purpose of this paper is to clarify some of these principles in order to pave the way for their usage in Iranian educational research. Such principles are related to three inter-related sets of values: human values, educational values, and individual values. Educational researchers play an important role in advocating these values as they are educators as well researchers.