2023–24 King's Cup (Saudi Arabia)
| Custodian of the Two Holy Mosques Cup | |
|---|---|
| Tournament details | |
| Country | Saudi Arabia | 
| Dates | 24 September 2023 – 31 May 2024 | 
| Defending champions | Al-Hilal | 
| Final positions | |
| Champions | Al-Hilal (11th title) | 
| Runners-up | Al-Nassr | 
| Tournament statistics | |
| Matches played | 31 | 
| Goals scored | 93 (3 per match) | 
| Top goal scorer(s) | Abderrazak Hamdallah Yannick Carrasco Aleksandar Mitrović Sadio Mané (4 goals each)  | 
All statistics correct as of 31 May 2024.  | |
The 2023–24 King Cup, or The Custodian of the Two Holy Mosques Cup, was the 49th edition of the King Cup since its establishment in 1957. The tournament began on 24 September 2023 and concluded with the final on 31 May 2024.
Al-Hilal were the defending champions after winning their tenth title last season. They retained the trophy after beating Al-Nassr on penalties following a 1–1 draw after extra time in the final.