Robert Scott Clark (born 1961) is an American Reformed pastor and seminary professor. He is the author of several books, including his most recent work, Recovering the Reformed Confession.

Clark came to Christ in a Southern Baptist Church in the mid-1970s and made a profession of faith in the 1980's at St John's Reformed Church in Lincoln, Nebraska. He earned a B.A. from the University of Nebraska–Lincoln, Master of Divinity from Westminster Seminary California, and D.Phil. from the University of Oxford. Since 1997 he has been teaching at Westminster Seminary California, where he served as academic dean from 1997 to 2001; currently he is professor of church history and historical theology. He has also taught at Wheaton College (Illinois), Reformed Theological Seminary, Jackson, and Concordia University, Irvine. He is an ordained minister in the United Reformed Churches in North America. He maintains an online journal entitled the Heidelblog, which was deleted for a time in 2011, but is now in regular production. Clark also hosts the Heidelcast podcast where he discusses various topics relevant to reformed theology.

Scott Clark has defended the Marrow Brethren.

Clark states in his own article that Baptists shouldn't be called either Reformed or Calvinist by Reformed Paedobaptists.