| Last Name Sort descending | First Name | Year | City | Section/Speaker Type |
|---|---|---|---|---|
| Kolmogorov | A. N. | 1962 | Stockholm | Analysis |
| Kolosoff | G. | 1908 | Rome | Mechanics, Physical Mathematics, Astronomy |
| Kolosoff | G. | 1928 | Bologna | Engineering and Industrial Applications |
| Kolossoff | G. | 1928 | Bologna | Mechanics, Astronomy, Geodesy, Mathematical Physics, Theoretical Physics |
| Kolovrat | G. | 1928 | Bologna | Analysis |
| Kolovrat | G. | 1928 | Bologna | Mechanics, Astronomy, Geodesy, Mathematical Physics, Theoretical Physics |
| Koltchinskii | Vladimir | 2018 | Rio de Janeiro | Probability and Statistics |
| Kolter | Zico | 2022 | Virtual | Statistics and Data Analysis |
| Kolyvagin | Victor Alecsandrovich | 1990 | Kyoto | Number Theory |
| König | D. | 1912 | Cambridge | Geometry |
| König | J. | 1904 | Heidelberg | Arithmetic and Algebra |
| Kontesevich | Maxim | 1994 | Zurich | Plenary |
| Konyagin | Sergey | 2006 | Madrid | Analysis |
| Kopell | N. | 1983 | Warszawa | New Applications of Mathematics |
| Kopell | Nancy | 2002 | Beijing | Application of Mathematics in the Sciences |
| Korenblum | B. | 1978 | Helsinki | Complex Analysis |
| Kořinek | Vladimír | 1936 | Oslo | Algebra and Number Theory |
| Korn | A. | 1908 | Rome | Mechanics, Physical Mathematics, Astronomy |
| Korn | Arthur | 1932 | Zurich | Mechanics and Mathematical Physics |
| Korneichuk | N. P. | 1974 | Vancouver | General Topology, Real & Functional Analysis |
| Koropecki | Andres | 2018 | Rio de Janeiro | Dynamical Systems and Ordinary Differential Equations |
| Korzybski | Count A. | 1924 | Toronto | History, Philosophy, Didactics |
| Kosinski | A. | 1958 | Edinburgh | Topology |
| Koskela | Pekka | 2010 | Hyderabad | Analysis |
| Kössler | M. | 1924 | Toronto | Algebra, Theory of Numbers, Analysis |