Boston King from (c. 1760–1802) was a former Afro-American slave and British loyalist. He was born a slave in South Carolina and was apprenticed as a carpenter. He joined the British when they occupied Charleston, as they promised freedom to slaves. Later, he gained his freedom from the British and settled in Nova Scotia after the American Revolutionary War. He later emigrated to Sierra Leone, where he helped found Freetown. King became the first Methodist missionary in Africa. King published his autobiography in 1798. He died about 1802 in Sierra Leone.