David Lennard Clough (born 6 June 1968) is a British author and academic with a focus on the Christian vegetarian and Christian vegan movements. He is Professor in Theology and Applied Sciences at the University of Aberdeen and a Methodist preacher. He is also the founder and a co-director of the CreatureKind project which focuses on the welfare of farmed animals as a faith issue. He is the author of a number of books on animal rights and in particular the use of animals for food including his two-volume monograph entitled On Animals Volume 1, Systematic Theology (2011) and On Animals Volume 2, Systematic Theology (2018). He was also co-editor of the collection of essays Creaturely Theology: on God, Humans and other animals (2009). He has written articles on the ethics of the use of animals for food, including Consuming Animal Creatures: The Christian Ethics of Eating Animals (2016) published in Studies in Christian Ethics. Clough has given a number of keynote speeches, including at the Sarx Creature Conference in March 2017 and has been a participant in many public debates including a debate with Peter Singer on the theology and ethics of the treatment of non-human animals. In 2019 Clough delivered the May Macleod Lecture at the United Theological College in Sydney Australia.