Abdullah bin Muhammad Al Sheikh (1751–1829) was a Muslim scholar who served as the head of the judicial system during the First Saudi State, also known as the Emirate of Diriyah.
[2][3] He was raised in Diriyah and educated by his father on the topics of the Islamic schools of law, legal theory, Quranic commentary, philology and hadith tradition.
[3][4] Together with his brothers, Husayn, Ali and Ibrahim, Abdullah established a religious school close to their home in Diriyah and taught the young students from Yemen, Oman, Najd and other parts of Arabia at their majlis, including Husayn Ibn Abu Bakr Ibn Ghannam, a well-known Hanbali-Wahhabi scholar who was a Maliki scholar from Al Ahsa before he had come Najd.
[3][8] The others were Abdul Rahman and Ali the latter of whom was murdered during the capture of Diriyah by the Egyptian forces led by Ibrahim Pasha in September 1818.
[3] In the same incident Abdullah bin Muhammad and his son Abdul Rahman were sent to Cairo together with his relatives and the members of the Al Saud family.