The 2012–13 Saudi Professional League was the 37th season of the Saudi Pro League, the top Saudi professional league for association football clubs, since its establishment in 1976. The season began on 2 August 2012 and ended on 27 April 2013. Al-Shabab were the defending champions. The league was contested by the 12 teams from the 2011–12 season as well as Al-Shoulla and Al-Wehda, who joined as the promoted clubs from the 2011–12 First Division. They replace Al-Ansar and Al-Qadsiah who were relegated to the 2012–13 First Division.