| Last Name Sort descending | First Name | Year | City | Section/Speaker Type |
|---|---|---|---|---|
| Widder | D. V. | 1936 | Oslo | Analysis |
| Wiegmann | Paul | 2006 | Madrid | Mathematical Physics |
| Wielandt | H. | 1958 | Edinburgh | Plenary |
| Wiener | N. | 1932 | Zurich | Analysis |
| Wiener | N. | 1950 | Cambridge (USA) | Plenary |
| Wiener | Norbert | 1920 | Strasbourg | Arithmetic, Algebra, Analysis |
| Wiener | Norbert | 1936 | Oslo | Plenary |
| Wienhard | Anna | 2018 | Rio de Janeiro | Geometry |
| Wigderson | Avi | 1990 | Kyoto | Mathematical Aspects of Computer Science |
| Wigderson | Avi | 1994 | Zurich | Plenary/Prize winner |
| Wigderson | Avi | 2006 | Madrid | Plenary |
| Wigderson | Avi | 2022 | Virtual | ICM Abel Lecture |
| Wightman | A. S. | 1962 | Stockholm | Applied Mathematics, Mathematical Physics & Numerical Analysis |
| Wilczynski | E. | 1904 | Heidelberg | Geometry |
| Wilder | R. L. | 1950 | Cambridge (USA) | Plenary |
| Wilder | R.L. | 1924 | Toronto | Algebra, Theory of Numbers, Analysis |
| Wiles | Andrew | 1994 | Zurich | Plenary |
| Wilkie | A. J. | 1986 | Berkeley | Mathematical Logic & Foundations |
| Wilkie | A. J. | 1998 | Berlin | Logic |
| Wilking | Burhard | 2006 | Madrid | Geometry |
| Wilkins | T.R. | 1924 | Toronto | Engineering |
| Wilkinson | Amie | 2010 | Hyderabad | Dynamical Systems and Ordinary Differential Equations |
| Wilkinson | J. H. | 1966 | Moskva | Numerical mathematics |
| Wilkinson | J. H. | 1974 | Vancouver | Numerical Mathematics |
| Wilkinson | M.M.U. | 1912 | Cambridge | Arithmetic, Algebra, Analysis |