This study examines that in what aspects the levels of leaders' emotional intelligence in chaos and complexity situations can affect the organizations. Also, in this study the dimensions of emotional intelligence which are closely related to social life and organizational systems will be considered in terms of chaos and complexity theories. At the same time in this study, how a situation that appears to be complex but has an order inside and has the potential to be directed with small interventions can be handled by a leader that has a high capacity of using his/her emotional intelligence will be scrutinised. Additionally, this study will present the advantages of some leader capabilities (such as personal and interpersonal relationships, stress management, adaptability, general mood, empathy, motivation and self-awareness) in the management of the organizations in the context of chaos and complexity theories. Last but not least, the effect of emotional intelligence level in the rising of new leaders will be mentioned in this study.