Considering the improvability of emotional intelligence throughout the life, if there is a meaningful relationship between emotional intelligence (EI) and ethical skills, the ethical skills of students would be promoted by conducting necessary programs. The purpose of this study was to determine the relationship between emotional intelligence and ethical skills of third and sixth year dental students of Tehran University of Medical Sciences. In this cross-sectional study, all third, and sixth year dental students of Tehran University of Medical Sciences were enrolled consecutively. Participants were asked to complete a Persian and Standardized Emotional Quotient Inventory (EQI) questionnaire based on the Bar-On questionnaire as same as Moral Skills Inventory, a standardized ethical skills questionnaire. The Data were analyzed using statistical tests. There was a significant relationship between some domains of emotional intelligence with some components of ethical skills. However, there was no significant relationship between total score of EI and ethical skills. Furthermore, no significant relationship existed between ethical skills’ score and demographic variables. Married students significantly had higher scores in Moral Courage component (P=0.03). The present study showed that there is no significant relationship between the total score of EI of the participants with their total score of moral skills.
