He was hanged in public and not inside the prison, reported Mizan Online, the information agency for the judiciary.
This is the second protest-related execution, following the hanging on Thursday of Mohsen Shekari, a 23-year-old convicted of attacking and wounding a paramilitary.
Iran dissolves morality police after nearly three months of protests
Mizan Online also posted footage of Rahnavard’s execution, probably taken before dawn, showing a man with his hands tied behind his back hanging from a rope attached to a crane.
“The public execution of a young protester, 23 days after his arrest, is another serious crime committed by the rulers of the Islamic Republic and a significant escalation in the level of violence against protesters,” Mahmood Amiry-Moghaddam told AFP. Director of the NGO Iran Human Rights (IHR), based in Norway.
“Majidreza Rahnavard was sentenced to death on the basis of a coerced confession, after a grossly unfair trial and a show trial,” it added.
Monday’s execution is the first in public in the context of protests sparked by the death on September 16 of Mahsa Amini, a 22-year-old Iranian Kurdish girl who died after being detained by morality police for breaking the strict code of clothing.