Iranian culture is an enduring and sustainable culture and the main factors behind this endurance are three characteristics: flexibility, cultural interaction, and ultimately, cultural identity. These factors have contributed to the national cohesion of Iranians despite the diversity and plurality present in today's society. The museum is a mirror of a society's self-awareness and the dynamism of its culture over time and through the passage of historical events. The ceremonial character of the museum is accompanied by the reflection of the culture and civilization of a land over time. Therefore, the most prominent museums in the world can be found in lands that have placed great value on the knowledge of culture and the self-awareness that emerges from it, and consider the position of the museum to be very important in educating and increasing people's self-awareness about their history, civilization, culture, identity, and homeland. Ethnographic museums in Iran, are meaningful places for presenting and displaying the Cultural Identity of Iran, which operate in a symbolic manner. The present article, adopting the method of oral history and in-depth interviews, and analyzing the themes of the findings, attempts to achieve an understanding of the role of ethnographic museums in shaping the cultural identity of Iran. The findings obtained are presented in the form of several major concepts, such as ethnographic museum as: A space for recalling Iranian culture; Diversity, authenticity, and endurance of Iranian cultural characteristics; The museum of Iranian culture, the museum of Iranian life; A historical and cultural institution; The flow of life, a texture-oriented arrangement; A center for anthropological research on Iran; The cultural elevation of Iranian society; And the main theme emerging is ethnographic Museum: A space for identity formation and shaping the cultural identity of Iran. These concepts show that the Ethnographic Museum plays an undeniable role in displaying the cultural identity of Iranian society, and it leads to the production and representation of national identity, increased historical awareness, and the intensification of a sense of ethnic and national belonging among Iranians.