Ronald Ernest Clements (born 1929) is a British Old Testament scholar. Clements was a fellow of Fitzwilliam College and Lecturer in Old Testament Literature and Theology at the University of Cambridge, before becoming Samuel Davidson Professor of Old Testament at King's College London. Clements has written commentaries on Jeremiah (ISBN 0-80423-127-3), Ezekiel (ISBN 0-66425-272-9) and Isaiah (ISBN 0-80281-841-2). He is an evangelical who practices a "moderate higher criticism", and has been described as "one of the most prolific British writers in the field of Old Testament".