| Last Name Sort descending | First Name | Year | City | Section/Speaker Type |
|---|---|---|---|---|
| Papanicolaou | G. C. | 1986 | Berkeley | Probability and Mathematical Statistics |
| Papanicolaou | George | 1998 | Berlin | Plenary |
| Pappas | Georgios | 2018 | Rio de Janeiro | Number Theory, Algebraic and Complex Geometry |
| Papy | G. | 1966 | Moskva | 1/2 hr. report |
| Pardon | John | 2018 | Rio de Janeiro | Topology |
| Pardoux | Etinne | 1994 | Zurich | Applications of Mathematics in the Sciences |
| Parfentieff | N. N. | 1928 | Bologna | Philosophy, History of Mathematics |
| Parimala | R. | 2010 | Hyderabad | Plenary |
| Parimala | Raman | 1994 | Zurich | Algebra |
| Park | Byeong | 2018 | Rio de Janeiro | Probability and Statistics |
| Park | Jongil | 2010 | Hyderabad | Topology |
| Parrilo | Pablo A. | 2010 | Hyderabad | Control Theory & Optimization |
| Parry | William | 1970 | Nice | Analysis |
| Parshall | Karen Hunger | 1994 | Zurich | History of Mathematics |
| Parshin | A.N. | 2010 | Hyderabad | Plenary |
| Paršin | A. N. | 1970 | Nice | Algebra |
| Parsons | Sir Charles A. | 1924 | Toronto | Engineering |
| Parthasarathy | K. R. | 1994 | Zurich | Prob & Stats |
| Parthasarathy | R. | 1983 | Warszawa | Lie groups & representations |
| Pascal | E. | 1908 | Rome | Arithmetic, Algebra, Analysis |
| Pascal | M. | 1928 | Bologna | Engineering and Industrial Applications |
| Pastore | A. | 1908 | Rome | Philosophy, History, and Didactics |
| Pastur | L. A. | 1986 | Berkeley | Mathematical Physics |
| Paterson | M. S. | 1974 | Vancouver | Discrete Mathematics & Theory of Computation |
| Patodi | V. K. | 1974 | Vancouver | Differential Geometry & Analysis on Manifolds |