Nicholas John Higham FRS (25 December 1961 – 20 January 2024) was a British numerical analyst.

[4] In 1988–1989 he was Visiting Assistant Professor of Computer Science at Cornell University, Ithaca, New York.

Higham's books include Functions of Matrices: Theory and Computation (2008),[11]Accuracy and Stability of Numerical Algorithms,[10] Handbook of Writing for the Mathematical Sciences,[12] and MATLAB Guide, co-authored with his brother Desmond Higham.

[19] Higham died on 20 January 2024 at the age of 62, after an 18 month struggle with a form of blood cancer.

Higham held a prestigious Royal Society Wolfson Research Merit Award (2003–2008).