Sir David James Wallace CBE FRS FRSE FREng (born 7 October 1945) is a British physicist and academic.

[1] He served the Vice-Chancellor of Loughborough University from 1994 to 2005,[4] and the Master of Churchill College, Cambridge from 2006 to 2014.

In 1979 he became the fourth Tait Professor of Mathematical Physics at the University of Edinburgh, succeeding Nicholas Kemmer.

From 2006 to 2011 he served as director of the Isaac Newton Institute for Mathematical Sciences in Cambridge.

[1] In 2014, the Department of Mathematical Sciences at Loughborough University launched a series of public lectures honouring Wallace.