As of 2020, **** percent of Iranian survey respondents stated that they follows the Shia Muslim belief. This was followed by **** percent of respondents who said that they have no religious belief.
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GAMAAN. (August 1, 2020). Distribution of respondents in Iran in 2020, by religious belief [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 30, 2026, from /statistics/1349950/iran-share-of-respondents-by-religious-belief/
GAMAAN. "Distribution of respondents in Iran in 2020, by religious belief." Chart. August 1, 2020. ÌÇÐÄÆƽâ°æ. Accessed July 30, 2026. /statistics/1349950/iran-share-of-respondents-by-religious-belief/
GAMAAN. (2020). Distribution of respondents in Iran in 2020, by religious belief. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 30, 2026. /statistics/1349950/iran-share-of-respondents-by-religious-belief/
GAMAAN. "Distribution of Respondents in Iran in 2020, by Religious Belief." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 1 Aug 2020, /statistics/1349950/iran-share-of-respondents-by-religious-belief/
GAMAAN, Distribution of respondents in Iran in 2020, by religious belief ÌÇÐÄÆƽâ°æ, /statistics/1349950/iran-share-of-respondents-by-religious-belief/ (last visited July 30, 2026)
Distribution of respondents in Iran in 2020, by religious belief [Graph], GAMAAN, August 1, 2020. [Online]. Available: /statistics/1349950/iran-share-of-respondents-by-religious-belief/
