Authors — T

Geoff Thomas (b. 1938) is a Welsh Particular Baptist minister who served Alfred Place Baptist Church in Aberystwyth for fifty years, preaching through virtually every verse of Scripture. A Westminster Seminary-trained pastor and visiting professor at Puritan Reformed Theological Seminary, he is widely respected in Reformed Baptist circles.

James Henley Thornwell (1812–1862) was a South Carolina Presbyterian minister, president of South Carolina College, and professor of theology at Columbia Theological Seminary, widely regarded as the antebellum South's most formidable theologian. He founded the Southern Presbyterian Review and wrote extensively on ecclesiology, Scripture, and Reformed doctrine.

Peter Toon (1939–2009) was an English Anglican minister, theologian, and prolific author who held positions at Oak Hill College in London and later in the United States. He wrote extensively on Puritan theology, the history of doctrine, and Anglican liturgy, and was a tireless advocate for confessional Anglican orthodoxy.

Augustus Toplady (1740–1778) was an English Calvinist Anglican clergyman best known as the author of the hymn "Rock of Ages." A fierce polemicist against Arminianism, he engaged in sharp controversy with John Wesley, and his work The Historic Proof of the Doctrinal Calvinism of the Church of England defended Reformed orthodoxy as the true doctrine of the English church.

R. A. Torrey (1856–1928) was an American evangelist, pastor, and educator who served as superintendent of the Moody Bible Institute, first dean of the Bible Institute of Los Angeles (now Biola University), and as a co-editor of The Fundamentals. Though Arminian in his soteriology, his writings on the Holy Spirit, prayer, and personal evangelism have been widely read in Reformed circles.

William Twisse (1578–1646) was a Calvinist theologian and the first moderator of the Westminster Assembly. A fierce defender of supralapsarianism and the doctrines of grace, he engaged in polemical exchanges with Arminius's followers and was one of the most rigorous scholastic Calvinist theologians of his era.