The unnamed man was lashed 100 times in public, the daily Etemaad Melli wrote.
He had been found guilty of filming his sexual relations with married women, the report said.
Thousands of young people are flogged in Iran each year on trivial charges that include drinking alcohol, attending mixed-sex parties, and sexual misconduct. Irans Judiciary views flogging as the appropriate punishment for combating moral crimes, particularly among the youth. Islamic judges insist on carrying out the punishment in town squares, as “a lesson for all to see.”