 As late as the early 1900s, wandering darvish were a common sight in Iran.They are now much fewer in number and suffer from official opposition to the Sufi religion.On 16 November 2018 two jailed Sufi Dervishes started a hunger strike demanding the information of whereabouts of their eight 

According to the official Iranian census of 2006, there are 205,317 irreligious people in Iran, including atheists, agnostics, and sceptics.