Wayne Grudem is a Protestant theologian and author.

Grudem holds a BA from Harvard University, a Master of Divinity from Westminster Theological Seminary, and a PhD from the University of Cambridge. In 2001, Grudem became Research Professor of Bible and Theology at Trinity Evangelical Divinity School , where he is also the chairman of the Department of Biblical and Systematic Theology.

Grudem served on the committee overseeing the English Standard Version translation of the Bible, and in 1999 he was the president of the Council for Biblical Manhood and Womanhood . He is the author of, among other books, Systematic Theology: An Introduction to Biblical Doctrine, which advocates a Calvinistic soteriology, the verbal plenary inspiration and inerrancy of the Bible, the body-soul dichotomy in the nature of man, and the complementarian (rather than egalitarian) view of gender equality.

Grudem holds Charismatic beliefs and is a member of the Vineyard Movement and one of its main apologists and spokespeople.