Mahmoud Khosravi Vafa and Manaf Hashemi, President and Secretary General of Iran’s NOC, attended the ceremony.
Olympics shooting champion Javad Foroughi, weightlifting champion Hossein Tavakoli as well as woman Olympics sprinter Farzaneh Fasihi, weightlifter Elham Hosseini, shooter Hanieh Rostamian and fencer Ali Pakdaman also took part in the flag-raising ceremony.
Olympic Day was introduced in 1948 to commemorate the birth of the modern Olympic Games on 23 June 1894 at the Sorbonne in Paris.