David Matravers (26 September 1937 – 31 May 2022) was a British mathematician and cosmologist and Professor of Mathematics at the University of Portsmouth.

[1][2] Following BSc and MSc studies at Natal and UNISA, he did his PhD at Rhodes University in South Africa under the supervision of Hanno Rund in 1972.

In 1990 David Matravers joined the University of Portsmouth as Head of School of Mathematical Studies, and became Head of School of Computer Science and Mathematics in 1997.

David Matravers published more than 50 research papers in General Relativity and cosmology.

In 2019 he published the book "How Cosmologists Explain the Universe to Friends and Family", with Karim A. Malik, ISBN 978-3-030-32733-0.