Steve Yearley (born 6 September 1956) is a British sociologist.
He is Professor of the Sociology of Scientific Knowledge at the University of Edinburgh, a post he has held since 2005.
Between 2006 and 2013, he was seconded from the sociology unit to be Director of the ESRC Genomics Policy and Research Forum, more often known as the Genomics Forum.
He has been designated a Fellow of the Royal Society of Edinburgh.
He is currently Director of the Institute for Advanced Studies in the Humanities.