The formation of democratic and democratic systems in modern governments in recent centuries has resulted in various achievements and has pushed countries towards development in political, economic and cultural dimensions. Iran's Islamic Revolution, led by Imam Khomeini, has sought to realize religious democracy. The theoretical processing of democracy in religious thoughts after the Islamic revolution has not been associated with success or has been associated with complications. The main question is that; What are the most important ambiguities and theoretical challenges of religious democracy among supporters of religious ideas after the Islamic revolution? The most important finding of the current research is that; It seeks to explain the most important theoretical challenges of religious democracy in the Islamic Republic of Iran with a descriptive-analytical method and with a partial view of the goals of the Islamic Revolution. The lack of theoretical consensus among the supporters of religious ideas after the Islamic Revolution about the most important principles and characteristics of democracy, such as; Equality, legislation and freedom have caused obstacles in its realization and challenges in the political scene. Using the critical theoretical framework, this article will analyze the main solution in facing it under the title