- Aug 3 Auguste Schmidt, German teacher and feminist, born in Breslau, Germany (d. 1902)
- Aug 5 Carola of Vasa, Queen consort of Saxony, born in Vienna (d. 1907)
- Aug 7 Powell Clayton, American politician, diplomat, and Brigadier General (Union Army), born in Delaware County, Pennsylvania (d. 1914)
- Aug 11 Kido Takayoshi, Japanese politician (d. 1877)
- Aug 11 Robert Green Ingersoll, NY, author/politician/agnostic (Att Gen-R-Ill)
- Aug 12 William Price Sanders, American Brigadier General (Union Army), born in Frankfort, Kentucky (d. 1863)
Benjamin Harrison (1833-1901)
Aug 20 23rd President of the United States (Republican: 1889-93), born in North Bend, Ohio