The Department of Computer Science is the computer science department of the University of Oxford, England, which is part of the university's Mathematical, Physical and Life Sciences Division. It was founded in 1957 as the Computing Laboratory. By 2014 the staff count was 52 members of academic staff and over 80 research staff. The 2019, 2020 and 2021 Times World University Subject Rankings places Oxford University 1st in the world for Computer Science. Oxford University is also the top university for computer science in the UK and Europe according to Business Insider. The 2020 QS University Subject Rankings places The University of Oxford 5th in the world for Computer Science.

Sir Nigel Richard Shadbolt is Principal of Jesus College, Oxford, and Professorial Research Fellow in the Department of Computer Science, University of Oxford. He is chairman of the Open Data Institute which he co-founded with Tim Berners-Lee. He is also a visiting professor in the School of Electronics and Computer Science at the University of Southampton. Shadbolt is an interdisciplinary researcher, policy expert and commentator. His research focuses on understanding how intelligent behaviour is embodied and emerges in humans, machines and, most recently, on the Web, and has made contributions to the fields of Psychology, Cognitive science, Computational neuroscience, Artificial Intelligence (AI), Computer science and the emerging field of Web science.