| Last Name Sort descending | First Name | Year | City | Section/Speaker Type |
|---|---|---|---|---|
| Barrillon | E. G. | 1928 | Bologna | Engineering and Industrial Applications |
| Barsotti | I. | 1950 | Cambridge (USA) | |
| Bartels | Arthur | 2018 | Rio de Janeiro | Topology |
| Barth | W. | 1983 | Warszawa | Complex Analysis |
| Barth | Wolf | 1974 | Vancouver | Algebraic Geometry |
| Barthe | Franck | 2006 | Madrid | Operator Algebras and Functional Analysis |
| Bartnik | Robert | 2002 | Beijing | Differential Geometry |
| Barvinok | Alexander | 2006 | Madrid | Combinatorics |
| Barwise | K. Jon | 1974 | Vancouver | Mathematical Logic and the Foundations of Mathematics |
| Bary | Nina | 1928 | Bologna | Analysis |
| Barzdin | Ja. M. | 1974 | Vancouver | Discrete Mathematics & Theory of Computation |
| Bashmakova | I. G. | 1986 | Berkeley | History of Mathematics |
| Bass | H. | 1966 | Moskva | Algebra |
| Bass | Hyman | 1974 | Vancouver | Algebra |
| Bass | Richard F. | 1994 | Zurich | Prob & Stats |
| Bateman | H | 1912 | Cambridge | Arithmetic, Algebra, Analysis |
| Bateman | H. | 1936 | Oslo | Rational and Applied Mechanics |
| Batyrev | Victor V. | 1998 | Berlin | Algebraic Geometry |
| Bauer | Heinz | 1974 | Vancouver | Plenary |
| Bauer | L.A. | 1924 | Toronto | Mechanics, Physics, Astronomy, Geophysics |
| Bauer | V.-E. | 1920 | Strasbourg | Mechanics, Physical Mathematics, Astronomy |
| Baumgartner | James E. | 1994 | Zurich | Logic |
| Baxter | R. J. | 1990 | Kyoto | Mathematical Physics |
| Bays | S. | 1932 | Zurich | Algebra and Number Theory |
| Beale | J. Thomas | 1994 | Zurich | Part. Diff. Equations |