Turki I bin Abdulaziz Al Saud (Arabic: ???? ????? ?? ??? ?????? ?? ?????, Turki l-?Awwal bin ?Abd al-?Aziz Al Sa?ud) (1900–1919) was the eldest son of Ibn Saud of Saudi Arabia.
His full siblings were King Saud, Prince Khalid (1903-1909), Prince Fahd (d.1919), and Princess Munira.
He accompanied his father during the conquest of the Arabian Peninsula at a young age, and witnessed battles in Kuwait and Al-Hasa.
He was married to Nuwair.
In 1918 he had a son named Faisal.
He died in 1919 in the 1918-1920 flu pandemic, which also killed many others in the region, including his half-brother Saad (I), who was the younger full-brother of King Faisal and his younger full-brother Prince Fahd (I).