| Last Name Sort descending | First Name | Year | City | Section/Speaker Type |
|---|---|---|---|---|
| Gonseth | F. | 1932 | Zurich | Philosophy and History |
| Gonthier | Georges | 2022 | Virtual | Special Sectional Lecture |
| Gonzalez | M.O. | 1950 | Cambridge (USA) | |
| Goodwillie | Thomas G. | 1990 | Kyoto | Topology |
| Gordan | P. | 1897 | Zurich | Arithmetic and Algebra |
| Gordan | P. | 1904 | Heidelberg | Arithmetic and Algebra |
| Gordan | P. | 1908 | Rome | Arithmetic, Algebra, Analysis |
| Gordon | Cameron McA. | 1990 | Kyoto | Topology |
| Gordon | Iain | 2010 | Hyderabad | Lie Theory and Generalisations |
| Gorenstein | D. | 1978 | Helsinki | Plenary |
| Gorenstein | Daniel | 1970 | Nice | Algebra |
| Gottsche | L. | 2002 | Beijing | Algebraic & Complex Geometry |
| Gotze | F. | 1998 | Berlin | Prob & Stats |
| Gouëzel | Sébastien | 2018 | Rio de Janeiro | Dynamical Systems and Ordinary Differential Equations |
| Gowers | Timothy | 1998 | Berlin | Plenary/Prize winner |
| Gowers | W. T. | 1994 | Zurich | Operator Algebras & Functional Analysis |
| Graber | Tom | 2006 | Madrid | Algebraic and Complex Geometry |
| Grabiner | J. V. | 1986 | Berkeley | Teaching of Mathmatics |
| Grabovsky | Yury | 1998 | Berlin | Applications |
| Grad | H. | 1962 | Stockholm | Applied Mathematics, Mathematical Physics & Numerical Analysis |
| Graev | M. I. | 1966 | Moskva | Functional analysis |
| Graf | Gian Michele | 1998 | Berlin | Mathematical Physics |
| Graf | Gian Michele | 2006 | Madrid | Mathematical Physics |
| Graffi | D. | 1950 | Cambridge (USA) | |
| Graffigne | C. | 1986 | Berkeley | Applications of Mathematics to Nonphysical Sciences |