| Last Name Sort descending | First Name | Year | City | Section/Speaker Type |
|---|---|---|---|---|
| Mazurov | V. D. | 1974 | Vancouver | Algebra |
| Mazya | Vladimir | 2002 | Beijing | Part. Diff. Equations |
| McCann | Robert J. | 2014 | Seoul | Partial Differential Equations |
| McConnell | A. J. | 1928 | Bologna | Geometry |
| McCoy | Barry M. | 1998 | Berlin | Mathematical Physics |
| McCrea | W. H. | 1936 | Oslo | Mathematical Physics, Astronomy and Geophysics |
| McCrimmon | Kevin | 1974 | Vancouver | Algebra |
| McCullagh | Peter | 2006 | Madrid | Probability and Statistics |
| McDuff | Dusa | 1990 | Kyoto | Geometry |
| McDuff | Dusa | 1998 | Berlin | Plenary |
| McEwen | G.F. | 1924 | Toronto | Statistics, Actuarial Science, Economics |
| McEwen | George F. | 1924 | Toronto | Mechanics, Physics, Astronomy, Geophysics |
| McGehee | R. | 1978 | Helsinki | Ord. diff. equations & dynamical systems |
| McKay | Brendan D. | 2010 | Hyderabad | Combinatorics |
| McKean | H. P. | 1978 | Helsinki | Part. Diff. Equations |
| McKernan | James | 2010 | Hyderabad | Algebraic Geometry |
| McLaren | S.B. | 1912 | Cambridge | Mechanics, Physical Mathematics, Astronomy |
| McLaughlin | David W. | 1994 | Zurich | Applications of Mathematics in the Sciences |
| McLaughlin | Joyce R. | 1994 | Zurich | Applications of Mathematics in the Sciences |
| Mclean | Mark | 2022 | Virtual | Geometry, Topology |
| McMullen | Curt | 1990 | Kyoto | Real & Complex Analysis |
| McMullen | Curtis T. | 1998 | Berlin | Ordinary Differential Equations & Dynamical Systems/Prize winner |
| McMullen | P. | 1974 | Vancouver | Geometry |
| McQuillan | Michael Liam | 2002 | Beijing | Real & Complex Analysis |
| McShane | E. J. | 1936 | Oslo | Analysis |