Identity is described as a main axis of actor’s interaction in Competitive environment after The Cold war period. to identify the actors after the cold war period is more effective in the process of securitization . Through secure issues such as security hypotheses by Moose Bari bozan and soft power by Jozeph nay, we can understand the influence of shiite religion in New power shaping at middle east and we can analyze It’s effects and impacts on Islamic republic Of IRAN National security. After analyzing the reasons of shiites identification briefly, we can consider the elements of this identification. Then, we analyze these elements in terms of three issues including: population progressive growth, involvement in power, political geography (shiite geopolitics). Any finding identity (identification) has own specific effects or impacts. Thus, the impacts or effects of this identification on Islamic republic of IRAN National security are analyzed in terms of Threats and opportunities. Understanding the shitte identities can have other political impacts on the interaction domain of all region actors. The signs of these impacts can be seen in political changes (Middle East recent events) and is considered.