- Dedan Kimathi, a Kenyan freedom fighter is executed by the British colonial government.
- Bruce Rauner, American politician, Governor of Illinois (2015-), born in Chicago, Illinois
- Dedan Kimathi, Kenyan freedom fighter, dies by execution at 36
- Henry Norris Russell, American astronomer (Hertzsprung-Russell diagram), dies at 79
Joseph G. Hamilton, American Physician who was a pioneer of using radioactive isotopes in disease treatment and diagnosis, dies of radiation induced leukemia at 49