The 2021–22 Persian Gulf Pro League (formerly known as Iran Pro League) is the 39th season of Iran's Football League and 21st as Persian Gulf Pro League since its establishment in 2001. Esteghlal won the league with a record 68-point through an unprecedented unbeaten campaign. The season featured 14 teams from the 2020–21 Persian Gulf Pro League and two new teams promoted from the 2020–21 Azadegan League: Fajr Sepasi and Havadar. The 2021–22 season will start on 24 September 2021 and end on 20 June 2022.