| Last Name Sort ascending | First Name | Year | City | Section/Speaker Type |
|---|---|---|---|---|
| Kirwan | Frances | 1994 | Zurich | Geometry |
| Kirwan | Frances Cla | 2002 | Beijing | Plenary |
| Kirillov | A. A. | 1978 | Helsinki | Op Alg & Grp Rep |
| Kirchberg | Eberhard | 1994 | Zurich | Operator Algebras & Functional Analysis |
| Kirby | R. C. | 1970 | Nice | Geometry & Topology |
| Kings | G. | 2002 | Beijing | Number Theory |
| King | L.V. | 1924 | Toronto | Mechanics, Physics, Astronomy, Geophysics |
| Kinderlehrer | David | 1974 | Vancouver | Partial Differential Equations |
| Kim | Bumsig | 2014 | Seoul | Algebraic and Complex Geometry |
| Kim | Byunghan | 2014 | Seoul | Logic and Foundations |
| Kim | Jeong Han | 2006 | Madrid | Combinatorics |
| Kilpelainen | T. | 2002 | Beijing | Part. Diff. Equations |
| Kifer | Yuri | 1998 | Berlin | Ordinary Differential Equations & Dynamical Systems |
| Kiepert | L. | 1932 | Zurich | Algebra and Number Theory |
| Kienast | A. | 1932 | Zurich | Analysis |
| Kiehl | Reinhardt | 1970 | Nice | Analysis |
| Khruslov | Eugene Ya. | 1994 | Zurich | Mathematical Physics |
| Khovanskii | A. G. | 1983 | Warszawa | Geometry |
| Khovanov | Mikhail | 2006 | Madrid | Topology |
| Khot | Subhash | 2010 | Hyderabad | Mathematical Aspects of Computer Science |
| Khot | Subhash | 2014 | Seoul | Plenary/Prize winner |
| Kharlampovich | Olga | 2014 | Seoul | Algebra |
| Kharlamov | V. A. | 1978 | Helsinki | Geometry |
| Khare | Chandrashekhar B. | 2010 | Hyderabad | Number Theory |
| Khanin | Konstantin | 2018 | Rio de Janeiro | Dynamical Systems and Ordinary Differential Equations, Mathematical Physics |