Francis Simon
| Sir Francis Simon | |
|---|---|
| Born | Franz Eugen Simon 2 July 1893 | 
| Died | 31 October 1956 (aged 63) Oxford, UK | 
| Nationality | German-British | 
| Alma mater | University of Berlin | 
| Known for | Uranium-235 | 
| Awards | 
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| Scientific career | |
| Fields | Physicist | 
| Institutions | Technische Hochschule of Breslau University of Oxford | 
| Doctoral advisor | Walther Nernst | 
| Doctoral students | Kurt Mendelssohn Brebis Bleaney Rostislaw Kaischew | 
| Notes | |
| He is the first cousin of Kurt Mendelssohn. | |
Sir Francis Simon CBE (2 July 1893 – 31 October 1956), was a German and later British physical chemist and physicist who devised the gaseous diffusion method, and confirmed its feasibility, of separating the isotope Uranium-235 and thus made a major contribution to the creation of the atomic bomb.