| Last Name Sort descending | First Name | Year | City | Section/Speaker Type | 
|---|---|---|---|---|
| Marklof | Jens | 2014 | Seoul | Dynamical Systems and Ordinary Differential Equations | 
| Markov | A. A. | 1958 | Edinburgh | Logic & Foundations | 
| Markovic | Vladimir | 2014 | Seoul | Geometry, Dynamical Systems and Ordinary Differential Equations | 
| Markowich | Peter A. | 2010 | Hyderabad | Numerical Analysis and Scientific Computing | 
| Marks | Andrew | 2022 | Virtual | Logic | 
| Markus | Lawrence | 1974 | Vancouver | Control Theory & Related Optimization Problems | 
| Markushevich | A. I. | 1978 | Helsinki | History & Education | 
| Maroni | A. | 1928 | Bologna | Elementary Mathematics, Didactical Questions, Mathematical Logic | 
| Marques | Fernando Codá | 2010 | Hyderabad | Geometry | 
| Marques | Fernando Codá | 2014 | Seoul | Plenary | 
| Marsden | J. E. | 1970 | Nice | Geometry & Topology | 
| Martel | Yvan | 2018 | Rio de Janeiro | Partial Differential Equations | 
| Martin | A | 1912 | Cambridge | Geometry | 
| Martin | A. | 1912 | Cambridge | Arithmetic, Algebra, Analysis | 
| Martin | André | 1974 | Vancouver | Mathematical Physics & Mechanics | 
| Martin | Artemas | 1900 | Paris | Number Theory and Algebra | 
| Martin | D. A. | 1978 | Helsinki | Mathematical logic & foundations of mathematics | 
| Martin | Gaven | 2010 | Hyderabad | Analysis | 
| Martineau | Andre | 1970 | Nice | Analysis | 
| Marty | F. | 1936 | Oslo | Geometry and Topology | 
| Maskit | Bernard | 1974 | Vancouver | Complex Analysis | 
| Maslov | V. | 1970 | Nice | Analysis | 
| Maslov | V.P. | 1983 | Warszawa | Plenary | 
| Masmoudi | Nader | 2018 | Rio de Janeiro | Partial Differential Equations | 
| Massé | P. | 1928 | Bologna | Statistics, Mathematical Economics, Probability Calculus, Actuarial Sciences |