John David Maitland Wright FRSE (20 May 1942 – 7 August 2023) was a British mathematician, specialising mainly in functional analysis and operator theory.

[3] In 1971, at the age of 28, he was appointed professor of pure mathematics at the University of Reading and later became head of department.

[3] Wright was treasurer of the London Mathematical Society from 1986 to 1994 and deputy director of the Isaac Newton Institute in Cambridge from 1994 to 1996.

[3][4] A significant part of Wrights research work was on AW*-Algebras and monotone complete C*-algebras culminating in a book coauthored with Kazuyuki Saito.

[3] Wright was elected a Fellow of the Royal Society of Edinburgh in 1978 [2][3][5] and Foreign (Honorary) Academician of the Società Nazionale di Scienze, Lettere e Arti in Napoli in 1994.