| Nomination for Nobel Prize in Chemistry | |
| Year: | 1950 |
| Number: | 3 - 0 |
| Nominee: |
|
| Name: | Melvin Calvin |
| Gender: | M |
| Year, Birth: | 1911 |
| Year, Death: | 1997 |
| University: | University of California |
| City: | Berkeley |
| State: | CA |
| Country: | UNITED STATES (US) |
| Awarded the Nobel Prize in Chemistry 1961 | |
| Nominator: |
|
| Name: | Harold Clayton Urey |
| Gender: | M |
| Year, Birth: | 1893 |
| Year, Death: | 1981 |
| Profession: | previous winner of a NP in chemistry in 1934 |
| University: | University of Chicago |
| City: | Chicago |
| State: | IL |
| Country: | UNITED STATES (US) |