The 2013–14 Persian Gulf Cup (also known as Iran Pro League) was the 31st season of Iran's Football League and 13th as Iran Pro League since its establishment in 2001. Esteghlal were the defending champions. The season featured 14 teams from the 2012–13 Persian Gulf Cup and two new teams promoted from the 2012–13 Azadegan League: Esteghlal Khuzestan and Gostaresh both as champions. The league started on 24 July 2013 and ended on 11 April 2014. Foolad won the Pro League title for the second time in their history (total second Iranian title).