| Last Name Sort descending | First Name | Year | City | Section/Speaker Type |
|---|---|---|---|---|
| Timpanaro | S. | 1928 | Bologna | Mechanics, Astronomy, Geodesy, Mathematical Physics, Theoretical Physics |
| Titchmarsh | E. C. | 1954 | Amsterdam | Plenary |
| Tits | J. | 1962 | Stockholm | Plenary |
| Tits | J. | 1970 | Nice | Geometry & Topology |
| Tits | J. | 1974 | Vancouver | Plenary |
| Toda | Yukinobu | 2014 | Seoul | Algebraic and Complex Geometry |
| Todd | J. | 1936 | Oslo | Analysis |
| Todorcevic | Stevo | 1998 | Berlin | Logic |
| Toën | Bertrand | 2014 | Seoul | Algebraic and Complex Geometry |
| Toint | Philippe | 2018 | Rio de Janeiro | Control Theory and Optimization |
| Toja | G. | 1908 | Rome | Various Applications of Mathematics |
| Tolsa | Xavier | 2006 | Madrid | Analysis |
| Tom Dieck | T. | 1986 | Berkeley | Topology |
| Tomczak-Jaegermann | Nicole | 1998 | Berlin | Analysis |
| Tonelli | L. | 1924 | Toronto | Algebra, Theory of Numbers, Analysis |
| Tonelli | L. | 1928 | Bologna | Analysis |
| Tonelli | Leonida | 1928 | Bologna | Plenary |
| Tonelli | Leonida | 1932 | Zurich | Analysis |
| Toninelli | Fabio | 2018 | Rio de Janeiro | Mathematical Physics |
| Tonolo | Angelo | 1932 | Zurich | Mechanics and Mathematical Physics |
| Toponogov | V. A. | 1966 | Moskva | 1/2 hr. report |
| Topping | Peter | 2014 | Seoul | Geometry |
| Tornberg | Anna-Karin | 2018 | Rio de Janeiro | Numerical Analysis and Scientific Computing |
| Toro | Tatiana | 2010 | Hyderabad | Analysis |
| Torrance | Charles C. | 1936 | Oslo | Geometry and Topology |