The 2019–20 King Cup, or The Custodian of the Two Holy Mosques Cup, was the 45th edition of the King Cup since its establishment in 1957, and the 2nd under the current format. It commenced on 3 November 2019 and concluded with the final on 28 November 2020. Originally, the final was to have been played by May 2020, but the competition was delayed due to the effects of the COVID-19 pandemic in Saudi Arabia. Al-Taawoun were the defending champions, but they were eliminated by Abha in the Round of 16.