The House of Saud
is the ruling royal family of Saudi Arabia. It is composed of the descendants of Muhammad bin Saud, founder of the Emirate of Diriyah, known as the First Saudi state (1744–1818), and his brothers, though the ruling faction of the family is primarily led by the descendants of Ibn Saud, the modern founder of Saudi Arabia. The most influential position of the royal family is the King of Saudi Arabia. The family is estimated to comprise of 15,000 members, but the majority of the power and wealth is possessed by a group of about 2,000 of them.