| Last Name Sort descending | First Name | Year | City | Section/Speaker Type | 
|---|---|---|---|---|
| Pomerance | Carl | 1994 | Zurich | Number Theory | 
| Pomey | J.B. | 1924 | Toronto | Engineering | 
| Pomey | J.B. | 1924 | Toronto | Mechanics, Physics, Astronomy, Geophysics | 
| Pomey | L. | 1924 | Toronto | Algebra, Theory of Numbers, Analysis | 
| Pomey | L. | 1928 | Bologna | Analysis | 
| Ponce | Gustavo | 1998 | Berlin | Part. Diff. Equations | 
| Ponomarev | V. I. | 1966 | Moskva | Topology | 
| Pontrjagin | L. | 1932 | Zurich | Geometry | 
| Pontrjagin | L. S. | 1936 | Oslo | Geometry and Topology | 
| Pontryagin | L. | 1970 | Nice | Plenary | 
| Pontryagin | L. S. | 1958 | Edinburgh | Plenary | 
| Poonen | Bjorn | 2018 | Rio de Janeiro | Number Theory | 
| Popa | Mihnea | 2018 | Rio de Janeiro | Algebraic and Complex Geometry | 
| Popa | Sorin | 2006 | Madrid | Plenary | 
| Popa | Sorin Teodor | 1990 | Kyoto | Operator Algebras & Functional Analysis | 
| Popoff | K. | 1928 | Bologna | Mechanics, Astronomy, Geodesy, Mathematical Physics, Theoretical Physics | 
| Popoff | Kyrille | 1932 | Zurich | Mechanics and Mathematical Physics | 
| Popov | V. L. | 1986 | Berkeley | Algebra | 
| Popovici | C. | 1928 | Bologna | Analysis | 
| Postnikov | A. C. | 1966 | Moskva | Plenary | 
| Postnikov | Alexander | 2018 | Rio de Janeiro | Combinatorics | 
| Potrie | Rafael | 2018 | Rio de Janeiro | Dynamical Systems and Ordinary Differential Equations | 
| Potron | Maurice | 1936 | Oslo | Analysis | 
| Potron | Maurice | 1936 | Oslo | Probability Calculus, Mathematical Statistics, Insurance Mathematics, and Econometry | 
| Poussin | R. | 1908 | Rome | Various Applications of Mathematics |