2021–22 Azadegan League

The 2021–22 Azadegan League was the 31st season of the Azadegan League and 21st as the second highest division since its establishment in 1991. The season was to start on 11 October 2021 with 13 teams from the 2020–21 Azadegan League, two new teams relegated from the 2020–21 Persian Gulf Pro League: Saipa and Machine Sazi and three new teams promoted from the 2020–21 League 2: Mes Shahr-e Babak, Shahrdari Hamedan and Vista Toorbin Tehran as champion, runner-up and third placed team, respectively.