David Alexander Syme Fergusson OBE FBA FRSE (born 1956 in Glasgow) is a Scottish theologian. He is Professor of Divinity at New College in the University of Edinburgh. He is a minister of the Church of Scotland.
Fergusson was Assistant Minister at St Nicholas Parish Church, Lanark, 1983-1984 and Associate Minister at St Mungo's Parish Church, Cumbernauld, 1984-1986.
In 1986, he was appointed a lecturer at the University of Edinburgh. In 1990, he was appointed Professor of Systematic Theology at the University of Aberdeen, before moving to Edinburgh in 2000. He is a Fellow of the British Academy (elected 2013), a Fellow of the Royal Society of Edinburgh and an associate director of the Centre for Theology and Public Issues.
Fergusson delivered the Cunningham Lectures in Edinburgh in 1996, the Bampton Lectures in Oxford in 2001, the Gifford Lectures at the University of Glasgow in 2008 and the Warfield Lectures at Princeton Theological Seminary.