| Nomination for Nobel Prize in Physiology or Medicine | 
| Year: | 1920 | 
| Number: | 125 - 0 | 
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| Nominee: 
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| Name: | Jacques  Loeb | 
| Gender: | M | 
| Year, Birth: | 1859 | 
| Year, Death: | 1924 | 
| Profession: | prof | 
| University: | Rockefeller Institute for Medical Research (now  Rockefeller University) | 
| City: | New York | 
| State: | NY | 
| Country: | UNITED STATES (US) | 
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| Motivation: | Work on artificial parthenogenesis, the biological role of ions and work on tropisms. | 
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| Nominator: 
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| Name: | Leon  Asher | 
| Gender: | M | 
| Profession: | prof physiology | 
| University: | University of Bern | 
| City: | Bern | 
| Country: | SWITZERLAND (CH) | 
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