Elihu Spencer (February 12, 1721 – December 27, 1784) was an American clergyman who served as a chaplain during the French and Indian War. During the American Revolution, he was invited to North Carolina by that colony's provincial congress to convince loyalist congregations to join the patriot cause. After the war, Spencer served as pastor in Shrewsbury, Middletown Point, Shark River, and Amboy, New Jersey. In 1764 the synod of New York and Philadelphia send Spencer, along with Reverend Alexander McWhorter on a mission to organize the irregular North Carolina congregations.