| Last Name | First Name | Year | City Sort ascending | Section/Speaker Type |
|---|---|---|---|---|
| Dixon | A. C. | 1928 | Bologna | Analysis |
| Dobbernack | W. | 1928 | Bologna | Statistics, Mathematical Economics, Probability Calculus, Actuarial Sciences |
| Donati | L. | 1928 | Bologna | Mechanics, Astronomy, Geodesy, Mathematical Physics, Theoretical Physics |
| Drach | J. | 1928 | Bologna | Analysis |
| Du Pasquier | L.-G. | 1928 | Bologna | Analysis |
| Du Pasquier | L.-G. | 1928 | Bologna | Statistics, Mathematical Economics, Probability Calculus, Actuarial Sciences |
| Dumas | G. | 1928 | Bologna | Geometry |
| Duranona y Vedia | A. | 1928 | Bologna | Analysis |
| Duranova y Vedia | A. | 1928 | Bologna | Philosophy, History of Mathematics |
| Dusl | K. | 1928 | Bologna | Analysis |
| Emch | A. | 1928 | Bologna | Geometry |
| Enriques | F. | 1928 | Bologna | Plenary |
| Fano | G. | 1928 | Bologna | Geometry |
| Fantappiè | L. | 1928 | Bologna | Analysis |
| Faragó | A. | 1928 | Bologna | Elementary Mathematics, Didactical Questions, Mathematical Logic |
| Fields | J. C. | 1928 | Bologna | Analysis |
| Finzi | B. | 1928 | Bologna | Engineering and Industrial Applications |
| Fisher | R. A. | 1928 | Bologna | Statistics, Mathematical Economics, Probability Calculus, Actuarial Sciences |
| Flamant | P. | 1928 | Bologna | Analysis |
| Fortescue | C. L. | 1928 | Bologna | Analysis |
| Fraenkel | A. | 1928 | Bologna | Analysis |
| Fréchet | Maurice | 1928 | Bologna | Plenary |
| Fubini | G. | 1928 | Bologna | Geometry |
| Fueter | R. | 1928 | Bologna | Analysis |
| Furlani | G. | 1928 | Bologna | Elementary Mathematics, Didactical Questions, Mathematical Logic |