James Madison Pendleton (1811–1891) was a prominent 19th-century American Baptist clergyman, theologian, and educator. He is best known as one of the leaders of the Landmark movement within the Southern Baptist Convention, alongside J.R. Graves and A.C. Dayton.
Born in Spotsylvania County, Virginia, Pendleton moved to Christian County, Kentucky, as a child. He was ordained as a Baptist minister in 1833 and served several pastorates, most notably in Bowling Green, Kentucky. In addition to his pastoral work, he served as a professor of theology at Union University in Murfreesboro, Tennessee.
Pendleton was a prolific author whose writings significantly influenced Baptist ecclesiology. His 1854 article, "An Old Landmark Reset," contributed to the naming and conceptualization of the Landmark movement. This movement emphasized the historical continuity of Baptist churches, the validity of local church authority, and the rejection of non-Baptist "pulpit affiliations" and "alien immersions." One of his most enduring works is the Church Manual (1867), which provided a framework for the governance and practices of Baptist congregations and remained in widespread use for decades.
Unlike many of his Southern Baptist contemporaries, Pendleton held antislavery views. This stance eventually led to his departure from the South during the American Civil War. In 1862, he moved to the North, where he served as a pastor in Ohio and later in Upland, Pennsylvania, at the Upland Baptist Church, which was associated with the Crozer family and the Crozer Theological Seminary.
Pendleton’s theological contributions extended beyond ecclesiology to systematic theology, as evidenced by his work Christian Doctrines: A Compendium of Theology (1878). He spent his final years in Bowling Green, Kentucky, where he died in 1891. His legacy remains centered on his role in shaping mid-19th-century Baptist identity and institutional structure.