William King (1663 - 1712) was an English poet.
William King, D.D. (1650-1729) was an Anglican divine in Ireland, who was Archbishop of Dublin from 1702 to 1729. He was also well known as an author and for his support of the Glorious Revolution.
Dr. William King (April 17, 1786 - October 19,1865) was a British physician and philanthropist from Brighton. He is best known as an early supporter of the Cooperative Movement.